This module is controlled by Beken's BK3266 chip to provide high quality sound quality and compatibility, with superior performance. The Bluetooth module adopts the driverless mode. Customers only need to connect the module to the application product, then can quickly realize the wireless transmission of music and enjoy the fun of wireless music.
2.Features:
1>.Support custom modification of Bluetooth name;
2>.Support custom modification of Bluetooth password;
3>.Default password(1234) to improve security performance;
4>.Support UART settings;
5>.Support Bluetooth 5.0 version;
6>.Support MP3/WMA/WAV music format;
7>.Support 6 paired devices;
8>.Support turn ON/OFF by button;
9>.Support call off;
10>.Support reverse protection;
11>.After the module is powered on, it will automatically connect back to the last paired device. If 6 paired devices are turned on at the same time, the last paired device will be automatically connected.
3.Parameters:
1>.Product Name:Bluetooth 5.0 Power Amplifier Board
2>.Working Voltage:DC 8.0V-22.0V
3>.Bluetooth specification:Bluetooth V5.0
4>.Output Power:
4.1>.15W*2 at 16V 4A
4.2>.10W*2 at 12V 4A
5>.Support Bluetooth protocol : HFPV1.7, A2DPV1.2, AVRCPV1.5, AVCTPV1.2, AVDTPV1.2
6>.Working current:<=20mA
7>.Stand-by current:<500uA
8>.Wireless transmission range:About 10 meters
9>.Transmission power:Class2, 4dbm
10>.Sensitivity:-81dBm<0.1%BER
11>.Frequency Range:2.402GHz~2.480GHz
12>.Audio signal to noise ratio:>75dB
13>.Support Speaker Impedance:4~8ohm
14>.Working Temperature range:-20℃~85℃
15>.Working Humidity range:0%-95%RH
16>.Size:71*43*9.4mm
4.Using Steps:
1>.Connect buttons and microphone and 10W or 15W speakers as wiring diagram as shown in picture.
2>.Connect correct voltage.
3>.Input audio signal.
4>.Pair with your phone.
5>.Play music at phone.
6>.Test and use.
7>.It needs a USB to TTL converter to connect module to PC and send AT command form UART software on PC to change Bluetooth name and Bluetooth password.
5.Note:
1>.During the application of the module, please pay attention to avoid the influence of the interference source such as the power amplifier and boost circuit on the module, and avoid the series connection circuit between the power supply loop of the module and the high-power circuit unit, so as to improve the SNR of the whole machine.
2>.It is not recommended to install in a metal case.
6.Application:
1>.DIY speaker;
2>.Voice intelligent control;
3>.Bluetooth signal conversion.
4>.Stereo Bluetooth speaker;
5>.Stereo Bluetooth headset;
6>.Bluetooth hands-free calling;
7>.Bluetooth control;
8>.Multi-media equipment.
7.Package:
1pc Bluetooth 5.0 Power Amplifier Board.
1. Tested by ICStation's Outstanding Partner 12voltvids:
2. Tested by ICStation's Outstanding Partner zxDTSxz:
Learn More Details in the Video: (The language in the video isRussian)
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