Two In One CSR4.1 Adapter Wireless Audio Car bluetooth Receiver With NFC Call Function

Feature: 1. Audio device with AUX 3.5mm port, audio transmission wirelessly. 2. Built-AEC echo cancellation and noise cancellation circuit ANC, gorgeous stereo sound more pure. 3. Built-in enhanced signal transmission circuit, connected faster and more stable. 4. Double lossless audio formats compatible. 5. Dual AUX OUT. 6. Automatic memory connected function the operation is easier, more convenient. 7. Built-in battery,Long working time. 8. bluetooth 4.1,Consume low power. 9. With phone call and NFC functions,more easy to using. 10. Smart work with Android, IOS system phone and Pad...all BT audio devices. 11. Support two devices at a time. 12. Easy to connection, no need download any driver or APP. Specification: Model B7 bluetooth Version 4.1 bluetooth Chip CSR Working Time More than 10H Electric Current Less than 25MA Charging Time Less than 2H Channel 2 Signal Range Less than 20m Battery 300 MAH Phone Call Support Suitable Product Mobile phones, computer and all the 3.5MM audio port Packaged Included: 1 X bluetooth Receiver 1 X 3.5MM AUX Cable 1 X Micro USB Charging Cable 1 X English User Manual