Specifications:
The Bluetooth specification: Bluetooth V3.0 + EDR
Transmit power: CLASS2
Support bluetooth protocol: HFP V1.5 A2DP (1.1), AVCRP1.3, hands-free protocol (1.6),
Transmission distance, about 15 m (open)
The power supply voltage: DC / 3.7 V to 4.2 V,
Output power: 3 wx2 (4 speakers), 5 wx2 (horn), 2
Signal to noise ratio: 80 db or higher
Frequency response: 120 hz - 19 KHZ
The board size: 37.5 mmX31mmX1. 2 mm (including parts)
Features:
- Pure bluetooth stereo amplifier board 5 w x2
- Built-in enhancement signal circuit, steady bluetooth receiving distance,
- Built-in AEC echo elimination and ANC noise elimination circuit,
- Hands-free calls super static doesn't echo and noise.
- Power amplifier IC made in U.S. Long Ding new efficient PAM8406 pure class D chip micro
Function Characteristics:
bluetooth stereo pairs of speakers, and bluetooth paired to the phone or computer,
wirelessly to listen to music, and can be used as a wireless mobile phone hands-free calls,
support and operation volume size, and the play/pause, back to the function,
after successful connection device of bluetooth, pen the bluetooth will automatically connect again.
Package Included:
1 x PAM8406 Bluetooth 4.1 5W+5W Audio Receiver Module Amplifier Board Hand-Free Call
