【Original American Imported Chip】D900 Original US Imported Chip AC 220V 12V 24V Bluetooth Stereo Amplifier Board Subwoofer Karaoke

Microphone volume and main volume are independently adjusted. Microphone whistling suppression function. Microphone reverb adjustment. Analog wireless board interface. DC12V built-in boost circuit. High power, high-quality stereo channel. Various inputs: Bluetooth/AUX/USB/TF card/K song/reverb adjustment. Specifications: Product name: 2.1 channel Bluetooth amplifier board. Product model: D1200/D1500/D900/D100. Bluetooth version: 5.0 no shelter, 10m). Input sensitivity: 500mV. Input mode: Bluetooth AUX+MICFM+USB+TF. Channel number: 2.1 channel. Power amplifier chip: American imported chips/Ordinary power amplifierlC. Adaptive power supply: DC 12~24V/5Aor above(The higher the voltage, the greater the outputpower). Adapting horn: 20~100W, 4~8 0hms. Output rating: Left and right channels. Defense mechanism: Overvoltage, undervoltage, overheating AC/DC detection and short circuit protection. Heat sink size: 502510(mm). Product weight: 680g. Product size: 2608575(mm). Package Included: D