Bluetooth Amplifier Board,50w+50w 2 Channel Audio Amplifier Board Suitable for retrofit Speakers Bluetooth Speakers,Easy Installation and Password Free Connect to Phone with Protective Shell

• New Version: No more women voice. We have upgraded the board replacing the women voice with beeps to indicate the connection status.
• Parameter: DROK blue~tooth audio amplifier board wide input voltage range is DC 4.5V-27V, can be powered by 12v or 24v, output power is 50Wx2, SNR is 102dB. No POP sound when powering this module, skipping song or pausing.
• 2 Audio Input Ways: user can directly connect this blue~tooth speaker board with wire~less Blue~tooth 3.0/4.0/4.1, or choose the headphone (Line in) way.
• 2 Powering Methods: the digital amplifier module is equipped with wiring blocks and DC 2.1mm socket which is compatible with most laptop’s power port.
• Protective Function: the BT amp is designed with acrylic protective shell, reverse connection protection, over-voltage protection, under-voltage protection, over-heat protection, short-circuit protection.

Product Parameter:

Operating Voltage: DC 4.5-27V

Output Power: 50W*2

Signal-Noise Ratio: 102dB

Package Includes:

1 X 50W*2 Amplifier Board

2 X Transparent Acrylic Sheets

16 X Screws

1 X paper Box