Best 4 Channel Stereo Receiver

Donner Bluetooth 5.0 Stereo Audio Amplifier Receiver, Peak power 440 W Hi-Fi Wireless 4 channel Desktop Amp with USB, SD,FM, 2 Mic IN Echo, RCA, LED, Speaker Selector for Studio, Home Speakers-MAMP5

Yamaha AV Receiver RX-V4A - Network receiver with MusicCast surround sound, gaming functions and voice control, all-round talent with 5.1 channels, in black

Sony STRDH190.CEK 2 Channel Amplifier with Phone Input and Bluetooth - Black

Stereo Power Audio Amplifier 220W Bluetooth 5.0, Moukey 2.0 Channel Stereo Audio Receiver with USB, SD, AUX, RCA, MIC in with Echo, Radio, LED for Home Theater Speakers, Studio, MAMP1

Sony DSXA410BT Mechless Media Receiver with NFC/Bluetooth/iPod/Android Direct Connectivity, Red

Douk Audio 320W Bluetooth 5.0 Hi-Fi Amplifier 2.0 Channel Stereo Receiver USB Flash Drive Player Mini Class D Integrated Amp for Home Passive Speakers Powered Subwoofer (M1 PRO)

LiNKFOR Stereo Audio Amplifier Bluetooth 5.0 Amplifier Receiver HiFi 40W x 2 Power Amplifier with LCD Display and Remote Control Supporting Multi Inputs Perfect Speaker Amplifier with Power Supply

Power Dynamics PV240BT 4-Zone HiFi Stereo Amplifier, 4x100W Power Speaker Amp -, HiFi Stereo Amplifier, Bluetooth Stereo Amplifier, Home Stereo Amplifier, Surround Sound Amplifier, HiFi Amplifier

Etlephe Mini Audio Amplifier, Bluetooth 5.0 Stereo Amplifiers, 300W+300W 2 Channel Power Sound Receiver/USB,SD Card,FM Radio,2 Mic for Home Speakers & Theater System-12V/230V UK Plug

Douk Audio ST-01 PRO 200W Hifi Valve Amplifier, Mini Tube Amp, Stereo Receiver, 2 Channel, Bluetooth 5.0, Audio Digital Amplifier for Home Passive Speakers, with VU Meter, USB DAC COAX/OPT