Fangrui Product Details 1. Bt-6 2 In 1 Receiver & Transmitter Bluetooth 5.0 Audio Adapter 2. Support Protocol: A2dp, Avrcp, Hfp, Spp Hid 3. Receiving Working Current: 43ma 4. Transmitting Working Current: 60ma 5. Standby Current: 18ma 6. Built-in Battery: Polymer 260mah 7. Charging Current: 200ma 8. Bluetooth Distance: 10 Meters (empty) 9. Charging Method: Micro Usb 5v1a 10. Output Connection Mode: 3.5mm Stereo Interface 11. Input Connection Mode: 3.5mm Stereo Interface 12. Suitable For Ipad, Android, Ios Phones And Other Bluetooth Audio Devices, Audio Devices With Audio Input 13. Features: 14. Embedded Arm926ej-s Core, 4kb Lcache And 4kb Dcache 15. Support Stereo Codec 16. Support Hfp, Hsp, A2dp, Avrcp And Spp Configuration Files 17. Noise Reduction And Echo Cancellation 18. Multi-band Equalizer Configuration 19. Support Loss Hiding 20. Multipoint Hfp And A2dp 21. Support Voice Prompt 22. The Integrated Lithium-mode Battery Charger Supports 200ma Fast Charging And Over-discharge Protection 23. Product Features: 24. Support Audio Equipment With Audio Input For Wireless Audio Reception And Transmission 25. Support Automatic Search For Connected Bluetooth Devices For Wireless Audio Transmission 26. Built-in Aec Cancellation And Anc Noise Cancellation Circuit, Gorgeous Stereo Sound, Purer Sound Quality 27. Built-in Enhanced Signal Transmission Circuit, Faster And More Stable Connection 28. Compatible With Dual Lossless Audio Formats 29. Support Aux Out, Earphone 30. Automatic Memory Connection Function, Easier To Operate And More Convenient To Connect 31. Built-in Battery, Long Battery Life 32. Bluetooth 5.0, Low Power Consumption 33. Smart Compatibility, Android, Ios Mobile Phones And Ipad, And Other Bluetooth Audio Devices 34. Support Connecting 1 Mobile Phone 35. The Product Connection Is Simple, Without Tedious Driving And Downloading App; 36. Size: About 9x8.5x3 Cm 37. Weight: 37 Grams 38. Packing List: 39. Bt-6 Bluetooth Transmitter Receiver 40. 3.5mm Audio Cable 41. Micro Usb Charging Cable 42. English Manual