Fosi Audio MC351 2.1 Channel Integrated Amplifier with DAC, Home Audio Stereo Power Amp with Dual TPA3255 Chips for HiFi Passive Speakers, Vintage VU Meter Receiver with Bluetooth and USB/Opt/Coax

Fosi Audio ZA3 Balanced Stereo Amplifier Home Audio Component Mini 2 Channel Mono Amp TPA3255 for Subwoofer Desktop Home Theater Bookshelf Tower Floorstanding Passive Speakers with 48V Power Supply

Pyle 12-Channel Wireless Bluetooth Power Amplifier - 6000 Watts Maximum Power Output, Multi-Zone Audio Source Mixer Receiver with USB, SD, AUX Inputs, and Digital LED Display Panel

Lepai LWP-250 2 x 50W Outdoor/Marine Bluetooth 5.0 Mini Amplifier with Mounting Flanges

Bluetooth Receiver for Home Stereo, NFC Bluetooth Audio Adapter RCA 3.5mm AUX with Display for Vintage Headphones/Speakers/Home Theater/Car, with TF Card Output, Support U Disk Hands-free Calling

T220HS Power Amplifier Board with Subwoofer 2.0 Channel 220W×2, 12V-36V Audio Power Amplifier Module with Treble and Bass Control

Romicta 4.1 Channel Mini Audio Amplifier Receiver, Power Amplifier, Bluetooth 5.0 Amplifier, 50Wx4 + Active Subwoofer, Integrated Hi-Fi Loudspeaker Amplifier, Audio Reduction System for Car or Home

Onkyo TX-8470 2 Channel Stereo Receiver with Wi-Fi, Bluetooth, Phono, Hi-Res Audio and Roon Ready

Cambridge Audio CXA81 MkII - 80 Watt Separate Integrated Stereo Amplifier HiFi System Featuring Bluetooth aptX HD and ESS SABRE DAC - Lunar Grey

Pyle 100W 5 Channel Audio Amplifier - Wireless Bluetooth Home Theater Power Stereo Receiver with Surround Sound w/HDMI, AUX, FM Antenna, Subwoofer Speaker Input, 12V Adapter