Fosi Audio
Fosi Audio BT30D Pro Mini Bluetooth Amplifier Hifi, 2.1 Channel Subwoofer Amp, with TPA3255 Chips 165W x2+350W and bass treble controls, for Home Desktop Outdoor Bookshelf Speakers Subwoofers
YAMAHA
Yamaha R-S202 2-Channel Natural Sound Stereo Receiver, Black
DENON
Denon PMA-600NE Integrated Amplifier | Black
Marantz
MARANTZ PM6007 Integrated Amplifier - Black