GAOHOU HiFi TPA3116 Bluetooth 5.0 High Power Digital Amplifier Stereo Board 100WX2 Home Theater

Features: With or without filter: Yes (filtered sound is more round and clear). Adaptation supply voltage: 5-27V (optional 9V/12V/15V/18V/24V adapter, high power recommended high voltage). Adapter speaker: 50W-300W, 4?-8? Number of channels: left and right stereo (stereo) Bluetooth version: 5.0 Bluetooth transmission distance: 15 meters(without occlusion). Power supply voltage: 12V---8 ohm speaker/ 24W (left channel) + 24W (right channel), 4 ohm speaker / 40W+40W 15V---8 ohms / 36W+36W, 4 ohms / greater than 60W+60W 19V---8 ohms / 64W+64W, 4 ohms / greater than 90W+90W 24V---8 ohms / 76W+76W, 4 ohms / greater than 110W+110W Package includes: 1 * Amplifier Board ?