TDA7498E ChipThe Bluetooth amplifier board is equipped with two imported original TDA7498E chip, 2.1 Channel configuration, that is left channel (maximum power output 160W), right channel (maximum power output 160W) and subwoofer output (maximum power output 220W).
Compatible Speakers: The Bluetooth amplifier board are suitable for 30-200W, 4-8 passive speakers, so you can match different passive speakers as your need. (Passive speakers only, not Bluetooth speakers or active speakers). The Adapted power supply is DC 15-36V(less than 9V undervoltage protection. The higher voltage, the higher the output power)
Multifunctional Dial ButtonThe dial button is multifunctional: Press
Down-Short press: pause/play, Long
press: Switch input mode(Bluetooth/AUX/USB Flash drives);
Dial Right- Short press: Play the next music, Long
press: Volume increases;
Dial Left-Short press: Play the previous music, Long
press: Volume decrease.