D900 Bluetooth Digital Amplifier Board 2.1 Channel US Imported Chip High And Low Pitch Super Heavy Subwoofer High Power Dual Microphone Karaoke Amplifier Reverberation Adjustment

Product name:2.1 channel Bluetooth amplifier board

Product model:D900/D800

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:50*25*10(mm)

Product weight:680g

Product size:260*85*75(mm)

 

 

Package Included:

D900/D800 amplifier board*1

Remote control*1

Power cord *l

No.7 dry battery*2

DC line *1

 

 

Note：

Only when the audio input is sufficient and the power supplyvoltage/current is sufficient will there be enough output power!

The higher the power supply voltage, the greater the output power, the smaller the horn impedance andthe greater the output poPlease ensure that the power of the adaptive power supply is greater than the actual working power ofthe power amplifier