5 in1 Speaker Amplifier Board Diy Digital Stereo Amplifier Auto Subwoofer Module TF Card USB 25-30w Bluetooth Hifi Bass Power Amp Black

Playing Mp3 music from TF-card, U-disk, Bluetooth.

Adjustment of Treble, Bass and Master volume.

Built-in Bluetooth Receiver and FM Radio Function.

With AUX Port, can be connected to the PC/ Phone / CD.

Input Voltage AC 110-220V or DC 12-24V.

Specification:

Bluetooth Version: 2.1+EDR

Input Voltage: AC 110-220V

Working Voltage: 9-20V

Working Power: 25-30W

Codec: SBC

Impedance: 4Ω

Loudspeaker unit: 133mm

Sensitivity: 200hv

Frequency Response: 20-20000

• Playing Mp3 music from TF-card, U-disk, Bluetooth.
• Adjustment of Treble, Bass and Master volume.
• Built-in Bluetooth Receiver and FM Radio Function.
• With AUX Port, can be connected to the PC/ Phone / CD.
• Input Voltage AC 110-220V or DC 12-24V.
• Specification:
• Bluetooth Version: 2.1+EDR
• Input Voltage: AC 110-220V
• Working Voltage: 9-20V
• Working Power: 25-30W
• Codec: SBC
• Impedance: 4Ω
• Loudspeaker unit: 133mm
• Sensitivity: 200hv
• Frequency Response: 20-20000