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Best Choice PIONEER 
Pioneer TS-A2000LD2-20 cm / 8 inch A-Series Component Subwoofer, 700W MAX. 250W NOM. FIRST CLASS PASSIVE SUBWOOFER - Like all Pioneer bass speakers, this subwoofer is also characterized by excellent soundBest Value Pyle 
Lanzar MAXP64 Max Pro 6.5-Inch 600-Watt Small-Enclosure 4-Ohm Subwoofer 600 WATT POWER This car subwoofer has 600 Watt peak power that will produce high sound resonance It also has a frequency20% Off Pyle Lanzar MAXP64 Max Pro 6.5-Inch 600-Watt Small-Enclosure 4-Ohm Subwoofer 600 WATT POWER This car subwoofer has 600 Watt peak power that will produce high sound resonance It also has a frequencyPIONEER 
Pioneer TS-A2500LS4-25 cm / 10 inch A-Series Component Subwoofer Speaker, 1200 W MAX. 300 W NOMIN 10 in. subwooferPIONEER 
TS-A30S4 30 cm / 12" A-Series Component Subwoofer, 1400 W MAX. 400 W NOM. 30cm/ 12" subwoofer13% Off Pyle 
Pyle 8" Marine Subwoofer, 400W Waterproof Boat Subwoofer Speaker, White Outdoor Audio for Marine Stereo Systems 400 WATT POWER: Pyle’s 8 Inch Marine Subwoofer offers a peak power of 400 watts w/ 4ohm impedance. It lets you pump outSeggmntree 
10" 1000w Slim Under Seat Subwoofers with Amplifier,Car Subwoofer amp with Ambient Light,Amplified Sub High/Low Level In 【1000W Peak Power Bass】The upgraded car subwoofer amp combo has a peak power increased from 800W to 1000W which deliversPyle 3.5'' Single Voice Coil Car Subwoofer - 20 Watts at 4-Ohm Car Audio Powered Subwoofer, PP Cone with Rubber Edge, Designe Item Package Dimension: 4.6062992079L x 4.5669291292W x 2.6771653516H inchesPyle 3.5'' Single Voice Coil Car Subwoofer - 20 Watts at 4-Ohm Car Audio Powered Subwoofer, PP Cone with Rubber Edge, Designe Item Package Dimension: 4.6062992079L x 4.5669291292W x 2.6771653516H inchesPIONEER Pioneer TS-A301TW Plus, 20mm Dome Component Tweeter Car Speaker, Precise Upper Range, Clear Sound Quality, Full Gold Col IMPROVED SOUND: The new Pioneer A Series vehicle speakers have been specially designed for powerful sound when playing cKENWOOD Kenwood Tune-Up Subwoofer KSC-SW12EQ Kenwood Maximum Output: 160WSkar Audio Skar Audio EVL-65 D4 6.5" 400 Watt Max Power Dual 4 Ohm Car Subwoofer 6.5-inch Dual 4 Ohm Subwoofer34% Off Pyle Pyle 6.5 Inch Mid Bass Woofer Sound Speaker System - Pro Loud Range Audio 300 Watt Peak Power w/ 4 Ohm Impedance and 60- HIGH-PERFORMANCE 300W POWER - The Pyle 6.5" woofer delivers 300 watts peak power with a 1" high-temperature aluminum voiPyle Pyle 6.5 Inch Mid Bass Woofer Sound Speaker System - Pro Loud Range Audio 300 Watt Peak Power w/ 4 Ohm Impedance and 60- HIGH-PERFORMANCE 300W POWER - The Pyle 6.5" woofer delivers 300 watts peak power with a 1" high-temperature aluminum voiPyle Pyle 6.5 Inch Mid Bass Woofer Sound Speaker System - Pro Loud Range Audio 300 Watt Peak Power w/ 4 Ohm Impedance and 60- HIGH-PERFORMANCE 300W POWER - The Pyle 6.5" woofer delivers 300 watts peak power with a 1" high-temperature aluminum voiPIONEER Pioneer TS-A3000LS4-30 cm / 12 inch A-Series Component Subwoofer, 1500 W MAX. 400W NOM Subwoofer: Like all Pioneer bass speakers, this subwoofer is characterized by excellent sound and strong performance.PIONEER Pioneer TS-D10LS2 D Series 10" 1300 W Max Power, Single 2 Ohm Voice Coil, Aramid Fiber IMPP Cone, Rubber Surround - Comp Powerful Bass - 10-inch shallow subwoofer produces a dynamic bass response that enhances the audio experience. It adds dVEVOR VEVOR 8" 300W Underseat Car Subwoofer, Slim Powered Car Subwoofers Under the Seat, Low Profile Audio Sub Built-in Amplif Slim and Compact: Our ultra-slim 3.1-inch under seat car subwoofer, with a built-in amplifier, fits seamlessly under youInfinity Infinity Primus 1270 4-Ohm 300W RMS Component Car Subwoofer, 12-Inches The car speakers of the primus series, adapted for modern cars, are in no way inferior to the classic infinity systems54% Off Yamaha Yamaha NS-SW100 Subwoofer Speaker with 100W Output Power and Twisted Flare Port, Black This subwoofer incorporates a number of Yamaha's advanced and a high performance bass technologies such as Twisted FlareYamaha Yamaha NS-SW100 Subwoofer Speaker with 100W Output Power and Twisted Flare Port, Black This subwoofer incorporates a number of Yamaha's advanced and a high performance bass technologies such as Twisted Flare12% Off Pyle Pyle PLPW8D 8-Inch 800 Watt Dual 4 Ohm Subwoofer Black Steel Basket - 40 OZ MagnetAlpine Alpine SWE-1080 Powered Subwoofer Product Weight: 13.2 lbs (6.08 kg)Pyle Pyle Car 3-Way Speaker System, 4x6-inch, 180W, 4Ohm, mid-tweeter component speakers with 30Oz magnet, 2” mount depth, de 2000 WATT POWER: This car subwoofer has 2000 Watt peak power that will produce high sound resonance, it also has 100 + 1H YANKA HYANKA BSF-12-2 Car Subwoofer Audio Speaker - 12 Inch Paper Cone, Black Steel Basket, Dual Voice Coil 2 Ohm Impedance, 1 【Powerful Sound】12-Inch Car Audio Subwoofer offers a 900W RMS & peak power of 1800W. The HYANKA BSF series of subwoofersRiksam 8" Car Subwoofer Under-Seat Audio Sub Woofer 800W Slim Box Amplifier Speaker Kit The external configuration of high strength stainless steel horn protection net cover.CT Sounds CT Sounds Bio 10” 800-Watt Dual 4-Ohm Car Subwoofer 10” Dual 4-Ohm Car SubwooferCT Sounds CT Sounds TROPO-8-D2 8 Inch Car Subwoofer Dual 2 Ohm, 800 Watts Max 8-inch car subwoofer with RMS Power: 400 Watts RMS; Max Power: 800 Watts MAX; Coil Configuration: Dual 2 Ohm Subwoofer23% Off Audioengine Audioengine S8 250W Powered Subwoofer, Smooth hi-fi Subwoofer, Built-in Amplifier, Designed for Audio and Home Theater P 250 Watts Power: Our S8 subwoofer is a powerful studio equipment designed for home theaters and movie lovers, deliveringmobiator MOBIATOR-12 Inch Car Subwoofer 1400W Max Power, 54Oz Magnet, 2 Inch 4Layer Voice Coil, Single 4 Ohm, Easy to Install, Bl POWERFUL 12-INCH SINGLE 4 OHM CAR SUBWOOFER - Experience deep, rich bass that elevates your audio system with this high-AUDIO360 AUDIO360 ADS6525 6.5-Inch Car Subwoofer, 600W Max Power, Compact Design, 4-Ohm Impedance - Perfect for Small Enclosures POWERFUL - Experience dynamic bass performance with the Audio360 ADS6525, capable of handling up to 600W max power (300WJectse Jectse 1250W Peak Power Car Subwoofer with LED Light, Low Pass Filter, Under Car Subwoofer, Vehicle, Fitment for Truck S THEATER GRADE BASS PERFORMANCE: Experience deep bass amplifier car sound with 20Hz-150Hz frequency response and <0.4% toVIBE Vibe Slick 8 inch 2700W SPL 1350W Max Car Audio bass subwoofer PP Dome Dust-capAudizio Audizio SW80D Active HiFi Subwoofer, 160W Home Audio Subwoofer with 20cm Driver, Powerful Bass for Home Cinema, Gaming, Deliver rich, room-filling bass with the Audizio SW80D hi-fi subwoofer—equipped with a robust 20cm driver and a true 80W26% Off Pyle Pyle PLBW84 8-Inch 600 Watt DVC Subwoofer Blue Injection Molded ConeFosi Audio Fosi Audio TP-02 Subwoofer Amplifier Home Audio, Mini Bass Amp Mono Subwoofer Amp, with TDA7498E Chip 220W Volume and Fr HIGH PERFORMANCE - The built-in low-pass filter removes high-frequency noise, resulting in a purer and clearer signal. TPIONEER Pioneer TS-WX010A Ultra-Compact Active Subwoofer Powerful Bass – This powerful subwoofer and built-in amplifier, the subwoofer produces a dynamic bass response that enha34% Off JBL JBL Cinema SB550, Dedicated Center Channel Driver Provides Superior Voice Clarity, 250W Power Output, Wireless subwoofer Dedicated centre channel provides superior voice clarityRockville Rockville Wheel of BASS 8" Slim Under-Seat Powered Truck/Car Audio Subwoofer Sub Rockville WHEEL OF BASS 8" 500w Slim Under-Seat or Trunk Mounted Powered Car Subwoofer.Skar Audio Skar Audio VS-12 D4 12" 1000W Max Power Dual 4 Ohm Shallow Mount Car Subwoofer 12-Inch Dual 4 ohm Shallow Mount SubwooferSpicurity 1PCS ZK-TB21 2.1CH 50Wx2 +100W Subwoofer Power Amp with Treble and Bass Control 5.0 and AUX Inputs Stereo Digital AMP 1PCS ZK-TB21 2.1CH 50Wx2 +100W Subwoofer Power Amp with Treble and Bass Control 5.0 and AUX Inputs Stereo Digital AMPTZGBASS TZGBASS Upgraded 1600W Car Subwoofer, Slim Under Seat Subwoofer and Amp Package,High/Low Level Input, Car/Truck Audio Su 【1600W MAX POWER – TRUE SUBSONIC BASS UPGRADE】Experience a serious leap in performance with this 1600W powered car subwoDS18 DS18 ZR10.4D 10" Car Subwoofer 1400 Watts Max Power 700 Watts RMS Dual Voice Coil 4-Ohm. Crip and Clear bass for Your Ve The ZR subline is an amazing entry level car subwoofer that both handles great power and gives you smooth clean bass. ThTEKERA Subwoofer RCA Cable, TEKERA 1 Male to 2 Male RCA Cable with Gold-Plated Connectors for Digital Audio or Subwoofer, RCA Y 【Wide Compatibility】:Compatible with Any Audio Devices with RCA Port for RCA Subwoofer Digital Audio,DVD/Blu-Ray players13% Off PowerBass PowerBass OE65C-FD - 6.5" Ford OEM Replacement Component Speakers - Pair 6.5" Upgraded OEM Replacement Component SpeakersRockville Rockville W12K9D2 12" 4000w Peak Car Audio Subwoofer Dual 2-Ohm Sub 1000w RMS CEA Rated Rockville W12K9D2 K9 Series 12" Dual 2-Ohm Car Subwoofer. Peak Power Handling: 4000 Watts. Program Power Handling: 2000Fosi Audio Fosi Audio M04 Subwoofer Amplifier for Home Theater Mono Channel Digital Class D Integrated Power Amp for Passive Speake Fosi Audio M04 is a subwoofer amplifier mono amp driving passive subwoofer or passive speakers. M04 adopts Texas InstrumEARTHQUAKE Earthquake Sound X84SWS 8-inch Shallow Woofer System Under-The-Seat Subwoofers with Gaskets, 4-Ohm (Pair) Car audio subwoofer with shallow 2-1/8" mounting depth for versatile placement; Compatible subwoofer replacement for BMWFocal Focal Car Audio Focal Auditor ASE 165-6.5″ 165mm 2-Way Car Door Component Speakers 220W The 2-way component kit ASE 165 delivers neutral and dynamic sound, precise treble and an improved soundstage thanks toPyle Pyle 2-Way Car Stereo Speaker System - 360W 6.5 Inch Universal Pro Audio Car Speaker OEM Quick Replacement Component Spe 360 WATT POWER: Pyle offers a pair of car speakers with a power of 180 Watt RMS to 360 Watt peak with 4 ohm impedance thKICKER Kicker TRTP122 Down-Firing 12" Subwoofer Enclosure ONE 12" thin-mount CompRT subwoofer and a high-output reFLEX passive radiator which intensifies bass outputNobsound Nobsound Mini Mono Subwoofer Amplifier: 100W HiFi Amp with TPA3116 & Low-Pass Filter for Home Theater, Bass Shaker, Gami 100W TPA3116 Powerhouse: Features a robust Class D TPA3116 amplifier chip delivering 100W RMS (THD+N: 0.04%) for deep,A-DIGISHUO ZK-MT21 Bluetooth Audio Amplifier Board, 2.1CH 50W x 2 +100W Subwoofer Power Amp with Treble and Bass Control, Bluetooth Subwoofer Audio Amplifier Board: 50W+50W+100W Bluetooth 5.0 wireless connection, Bluetooth+AUX audio input, 2.1 channelJoyzan Speaker Box Terminal, 2 Way Binding Post Round Subwoofer Board Power Cup Plates Double Mounting Holes Kits Screw Spring Speaker Box Terminal Replacement: This 2 way speaker box terminal with 2 mounting holes is designed for DIY applicationsFocal Focal ISUB B M W 2-8" Car Audio Component Subwoofer. 200mmJBL JBL Stage3 607C 2-Way Component Car Speakers Set - 250 Watt JBL Pro Sound Car Audio Components System with 6.5 inch Spea JBL Stage 3 607C 6.5 inch car speakers are highly efficient and powerful, delivering big sound and are the ideal upgradeFosi Audio Fosi Audio BT30D Pro Mini Bluetooth Amplifier HiFi, 2.1 Channel Subwoofer Amp, with TPA3255 Chips 165W x2+350W and bass 2.1 CH Amplifier: The BT30D PRO integrated amp has two sets of passive speaker outputs and one set of passive subwoofer15% Off Fosi Audio Fosi Audio ZA3 Balanced Stereo/Mono Amplifier HiFi with TPA3255 Chips, Mini Audio Amp Monoblock with XLR RCA Inputs and Dual-Mode Innovation: This new generation mini amplifier offers both stereo and mono modes, adapts flexibly to your diveRockville Rockville W8T4-S4 8" Shallow Mount 1000w Peak Car Subwoofer 4-Ohm Sub 250w RMS CEA Rated HIGH-POWER PERFORMANCE:- Delivers 1000W peak power and 250W RMS (CEA-rated) for deep, distortion-free bass, ideal for caVEVOR VEVOR 8" 800W Underseat Car Subwoofer, Slim Powered Car Subwoofers Under the Seat, Low Profile Audio Sub Built-in Amplif Slim and Compact: Our ultra-slim 3.0-inch under seat car subwoofer, with a built-in amplifier, fits seamlessly under youNobsound Nobsound NS-03G Subwoofer Amplifier 100W Mini Sub Power Amp (Black) NS-03G is a sub power amplifier for passive subwoofer. Please note it is not compatible with active/powered subwoofers aAIYIMA Upgrade AIYIMA A3001 TPA3255 mini Subwoofer Amplifier 200W HiFi Mono Power Amplifier Class D Amp Full-Frequency and Sub Pure sound quality: AIYIMA A3001 subwoofer amplifier adopts the classic TPA3255D2 chip and 3 NE5532 op amp chips, you caSunnyLark SunnyLark 5" 2-Way Coaxial Full Range Frequency Speaker Car Music Stereo Auto Door Subwoofer High sensitivity, high voice resolution, full depiction of clear voiceA-DIGISHUO Bluetooth Audio Amplifier Board, ZK-TB21 2.1CH 50W x 2 +100W Subwoofer Power Amp with Treble and Bass Control, Bluetooth Subwoofer Audio Amplifier Board: 50W+50W+100W Bluetooth 5.0 wireless connection, Bluetooth+AUX audio input, 2.1 channelDepisuta Depisuta Line Output Converter, Car Audio Hilow Converter with High Low Output Impedance, CD Amplifier Audio Subwoofer W 【Versatile Compatibility】The line output converter is designed to work seamlessly with car CD, VCD, and DVD players thatNobsound Nobsound HiFi 2.1 Channel Bluetooth 5.0 Power Amplifier Board Case Stereo Subwoofer Amp [Multiple audio inputs]: with Bluetooth 3.5mm AUX/3 PIN inputs, almost compatible with all home audio device such as phoSorandy Sorandy Car Audio Converter, Adjustable Speaker High to Low Line Audio Impedance Converter, with Noise Separation, for C [Enhanced Audio Signal] Convert high frequency speaker output to low frequency output for improved power amplifier and sDouk Audio Nobsound 2.1 Channel Hi-Fi Bluetooth Power Amplifier, Mini Stereo Audio Amp with Dual DSP, Subwoofer Output, Desktop Min Powerful Bass: Experience deep, impactful bass with a low frequency response as low as 30Hz. The 2.1 channel setup ensurDouk Audio Nobsound G2 Subwoofer Power Amplifier Mini Mono SUB Amp 100W PBTL BTL Bridge Home Theater G2 can be used as a sub amp or a mono channel amp. It has a mode switcher which can change between SUB and PBLT modes coGeneric Subwoofer Amplifier, Dual Channel Subwoofer Amp Power Amplifier Digital TPA3116D2 Power Amp Board for Home Theater HiFi 【Compact Design】The Subwoofer Amplifier features a sleek and compact design, allowing it to seamlessly blend into your sKalevel Kalevel 2 Pcs Black Port Tube Bass Reflex Subwoofer Hole Speaker Vent Components for Home 🔊【Value Combination】2 * speaker port tubes. (1.4’’ x 3.1’’)42% Off Sennheiser Sennheiser AMBEO Subwoofer for TV and Music with Immersive 3D Surround Sound a Thundering Deep Bass Down to 27 Hz - 8'' State-of-the-art technology: For a particularly natural and realistic sound experience, the subwoofer delivers extremelytunghey Tunghey 2Pack RCA Splitter Cable, 1 Female to 2 Female Stereo Audio Subwoofer Y Adapter, Bi-Directional 0.3M 💗【1 Female to 2 Female】: RCA Splitter 1 Female to 2 Female RCA Connectors, which splits audio components for a genuineJBL JBL BassPro SL2 Active Underseat Car Subwoofer with Built in Amplifier - Under Seat 8'' 125 Watt Power Amplifier High Quality Caraudio22% Off Monosaudio Monosaudio 4pcs 40x20mm Adhesive Bumper Feet for Speakers, Subwoofers, Home Theater, Electronics, Audio Equipment Isolat Materail :AluminumAnneome Anneome Subwoofer Tuner for Car Amplifier Bass Knobs Volume Control Car Audio Level Adjuster Amp Controller for Subwoofe Volume control-- provides reliable and consistent performance for a seamless user experience.Generic Digital Amplifier Board, TPA3116 Digital Stereo Power Amp, 100W Bass Output, Subwoofer Amp Module Amplify Module for DIY [Professional] Power amplifier board has a high performance digital power amplifier chip based on for TI TPA3116D2. whoFosi Audio Fosi Audio BT30D Bluetooth 5.0 Stereo Audio Receiver Amplifier 2.1 Channel Mini Hi-Res Class D Integrated Amp 50 Watt x2 2.1CH Bluetooth 5.0 Power Amplifier: This amp boasts an exquisite design, enhanced operation, and exceptional sound perfFacmogu Facmogu 4 Sets Stainless Steel Speaker Spike Shockproof 28-32mm Adjustable Isolation Feet Stand Cone Pad for Turntable A Material: 304 Stainless Steel, CNC machined. The weight bearing capability for 4 spikes is about 440 lbs (200kg).fqparts Replacement Laptop Internal Built-in Speakers for CLEVO P870DM P870DM-G Black Subwoofer To receive the correct product, please confirm if your laptop model matches ours.RTM RANDY & TRAVIS MACHINERY 5800W Watt 4 Channel Car Truck Amplifier Stereo Audio Speaker Amp System Device Constructed from aluminumKalevel Kalevel 2 Pcs 4 Inch Speaker Rings Box Accessory Edge Surround Ring Replacement Parts Components Rubber Subwoofer Surrou 🔊【Value Combination】2 * speaker edge surround rings. (the inner diameter: 2.6'', the outside diameter: 3.9'')18% Off Nobsound Nobsound G2 PRO TPA3255 Hi-Fi 300W Subwoofer Power Amplifier Mono Channel Class D SUB Audio Amp With PBTL/SUB switch: convenient to use G2 PRO as full frequency amp or subwoofer amp, a SUB output is specially designeBELVA Belva 1000 watt Complete Car Subwoofer Package Includes Two (2) 10-inch Subwoofers in Ported Box, Monoblock Amplifier, A Can handle a peak power 1000 watts total and RMS power 500 watts totalSkar Audio Skar Audio RP-1200.1D Monoblock Class D MOSFET Amplifier with Remote Subwoofer Level Control, 1200W Class D MOSFET Monoblock Power AmplifierSVS SVS SoundPath Speaker Level Subwoofer Adapter, Home Audio Line Out Converter, Stereo RCA Output Converts speaker level outputs to line level RCA with no loss of fidelity. Problem solving solution for adding a subwoofGENERIC Woofer Speaker for Car | 3–12 Inch Passive Radiator Subwoofer | High-Performance Speaker Component for Home & Mobile Aud Bass Enhancement: Augment your speaker's bass effect with our passive radiator unit, delivering a ful and impactful sounAUDIOBANK Audio360 AD2500.5 5-Channel Car Audio Amplifier, 2500W Max Power, Compact Class AB+D Bridgeable Amp with Triple 30A Fuse 🔊 2500W Max Power Output – High-performance 5-channel amplifier delivers robust and clear sound across your entire carRASTKY RASTKY PCIe Express Sound Card with 5.1 Channel Desktop Output, Front I/D, Surround I/D, Central/Subwoofer, S/PDIF Outpu [ENHANCED LISTENING EXPERIENCE] Immerse yourself in 5.1-channel full-duplex surround sound for a cinematic experience.GENERIC Woofer Speaker for Car | 3–12 Inch Passive Radiator Subwoofer | High-Performance Speaker Component for Home & Mobile Aud Bass Enhancement: Augment your speaker's bass effect with our passive radiator unit, delivering a ful and impactful sounOxtxuzdm Oxtxuzdm Miniature Small Loudspeaker Computer Notebook Desktop Sound Box USB Corded Subwoofer Home Office Loudspeaker Ac rich, room filling sound from these USB loudspeaker, delivering sound for desktop without requiring external power sourcGENERIC Woofer Speaker for Car | 3–12 Inch Passive Radiator Subwoofer | High-Performance Speaker Component for Home & Mobile Aud Bass Enhancement: Augment your speaker's bass effect with our passive radiator unit, delivering a ful and impactful sounGENERIC Woofer Speaker for Car | 3–12 Inch Passive Radiator Subwoofer | High-Performance Speaker Component for Home & Mobile Aud Bass Enhancement: Augment your speaker's bass effect with our passive radiator unit, delivering a ful and impactful sounGENERIC Woofer Speaker for Car | 3–12 Inch Passive Radiator Subwoofer | High-Performance Speaker Component for Home & Mobile Aud Bass Enhancement: Augment your speaker's bass effect with our passive radiator unit, delivering a ful and impactful sounGENERIC Woofer Speaker for Car | 3–12 Inch Passive Radiator Subwoofer | High-Performance Speaker Component for Home & Mobile Aud Bass Enhancement: Augment your speaker's bass effect with our passive radiator unit, delivering a ful and impactful sounGENERIC Woofer Speaker for Car | 3–12 Inch Passive Radiator Subwoofer | High-Performance Speaker Component for Home & Mobile Aud Bass Enhancement: Augment your speaker's bass effect with our passive radiator unit, delivering a ful and impactful sountunghey tunghey 2Pack Subwoofer Cable, Dual Shielded Subwoofer RCA Cable Gold-Plated Connector RCA to RCA Audio Cable Nylon Brai 💗【Suitable for Music Lovers】: Subwoofer Cable allows you to connecting a subwoofer speaker to a stereo receiver, audio19% Off ARRAROWN ARRAROWN ZK-1002T PRO 2.0 Channel Bluetooth 5.0 Amplifier Board 200W HiFi Subwoofer Audio AMP with Treble and Bass, BT U ▶【Subwoofer Audio Amplifier Board】 100W+100W Bluetooth 5.0 wireless connection, Bluetooth+AUX audio input, 2.1 channel sAOSHIDA SMSL AO200 MKII Bluetooth Amplifier, MA5332MS 160W x 2 Stereo Amp, USB/RCA/XLR/BT 2.1 Channel Hi-Fi Amplifiers for Subwo High Quality Chipset: AO200MKII has MA5332MS Amplifier Chip (higher quality with high efficiency and low energy consumptDouk Audio Douk Audio M1 PRO 320W Bluetooth Power Amplifier, 2 Channel Audio Amp, Wireless Receiver, for Home Stereo Speakers/Activ Using classic TDA7498E chip, max output power can reach 160W + 160W, equipped with high-quality 32V/5A power supply enou