BT20A-S Bluetooth 5.0 Stereo Audio 2 Channel Amplifier Receiver Mini Hi-Fi Class D Integrated Amp 2.0 CH for Home Speakers 100W x 2 with Bass and Treble Control TPA3116 (with Power Supply)

Simple compact design yet practical and powerful, a small Hi-Fi Bluetooth wireless amplifier exclusively designed for customers who pursue HiFi sound. No pop, no audible noise when Bluetooth connection is established. The BT20A-S Bluetooth stereo receiver amplifier adopts 2PCS Texas Instruments TPA3116D2 chip. The TPA3116D2 are stereo efficient and digital amplifier power stage for driving speakers, with advanced oscillator/PLL circuit employs a multiple switching frequency option to avoid AM interferences. 100W RMS X 2 (4 ohms, 20 Hz - 20 kHz, 0.04 % THD), comes with a 24V power supply, can drive 280watts (8 ohms), 320watts (4 ohms) speakers (for passive speakers only, not the powered speakers).

Advanced circuitry design, built-in speakers protection circuit, best for bookshelf/computer/desktop/speakers in your home