Bluetooth Power Amplifier Board 2×6W DC 5V/3.7V Lithium Battery with Management HF69B 4? 6? 8?
The bluetooth power amplifier board is applicable for speaker impedance: 4?, 6?, 8?
The bluetooth power amplifier board is of 5V DC or 3.7V lithium battery power supply voltage
When using lithium battery tp supply power, the charging interface 5 volts power supply or mobile phone charger can a single lithium battery. (The management circuit limits the battery to a maximum voltage of 4.2VDC)
The bluetooth power amplifier board is of 2×6W withcharge management that can be powered by lithium battery, output power 6W+6W, dual channel stereo
The bluetooth power amplifier board is of small heat production in standby, good stereo quality, suitable for small bluetooth speakers
2.76 x 1.57 x 0.39 inches; 0.71 ounces
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