It is a CSR8635 BLE4.0 bluetooth stereo audio module.It uses CSR BC8635/15 chip to provide the module with high-quality sound quality and compatibility,and the overall performance is superior.
1>.Support SBC,AAC decoding
2>.Support Bluetooth call function
3>.Mute working mode can be set
4>.It adopts a drive-free mode,and customers only need to connect the module to the application product to quickly realize the wireless transmission of music.
5>.Support USB sound card function
6>.With LED indicator
1>.Product Name:CSR8635 BLE4.0 Bluetooth Stereo Audio 2>.Work Voltage:DC 3.3V~4.2V(<=3.0V automatic shutdown,<=3.2V alarm)
8>.Support Bluetooth Protocol:HFPV1.6,A2DPV1.2,AVRCPV1.4
9>.Audio Signal-to-noise Ratio:75dB(Min)
11>.Transmission Power:Support Class1/Class2/Class3
12>.External Interface:USB interface
13>.Suitable Impedance:4/6/8 ohm
1>.Stereo Bluetooth speaker
2>.Stereo Bluetooth headset
4>.Bluetooth control and multimedia equipment
1>.During the application of the module,please pay attention to avoid the influence of interference sources such as power amplifier and booster circuit on the module,and avoid the power supply circuit of the module forming a series loop with the high-power circuit unit.
2>.Regarding the use environment of wireless Bluetooth,wireless signals,including Bluetooth applications,are greatly affected by the surrounding environment.Obstacles such as trees and metals will absorb wireless signals to a certain extent.Therefore,in practical applications,the distance of data transmission is affected.Certain influence.
3>.Because the Bluetooth module must be matched with the existing system and placed in the shell.Because the metal shell has a shielding effect on radio frequency signals.Therefore,it is not recommended to install in a metal enclosure.
1.1>.Play/pause (short press)
1.2>.Answer the call (incoming call,short press)
1.3>.Hang up the call (short press during a call)
1.4>.Reject (incoming call,long press 1S)
1.5>.Call back (double click)
1.6>.Re-pair (long press for 2.5S)
1.7>.Clear the pairing list (long press 5S)
2>.VOL+:Volume increase (short press,long press to continue volume increase)
3>.VOL-:Volume reduction (short press,long press and continuous volume reduction)
4>.PREV:previous song (short press)
5>.NEXT:Next song (short press)
6>.LED light:pairing status,double lights flash alternately;paired successfully,single light flashes
1pcs CSR8635 BLE4.0 Bluetooth Stereo Audio Module
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