Yehua Bluetooth FM Transmitter QC3.0 Wireless Radio Adapter Wireless Bluetooth FM Radio Adapter Music Player Car Kit Hands Free Calling with 2 USB Ports Charger Support USB Flash Drive

Power on/off button: Long press the "SCAN" Button for 3 seconds to power off/on FM transmitter, but still can keep charging. Four Playing Modes: A: Play music from Bluetooth-enabled devices via FM signal; B: stream music from TF card, supporting music files like MP3, WMA, WAV; C: transmit music from USB flash disk; D: stream music from your MP3 player, old speaker, tablet etc to the car stereo system via 3.5mm audio cable. Switch: ModesLong pressing the multifunction button for about 3 seconds to change the Bluetooth and TF card mode. Noise Reduction: The car radio adapter combines both noise cancellation and echo cancellation into a single technology for noise reduction and audio quality. Have better sound quality of car stereo without requiring a wired connection. QC3.0 Fast Charge Port: Support QC 3.0 and QC 2.0 enabled devices Smart 2.4 A Charge Port: Intelligently identify android or iPhone devices It allows you to charge two devices at the same time, convenient for your life. Hands-free Call: Built-in microphone allows you to make hands-free calls, reducing interference while driving. The Bluetooth FM transmitter adopts advanced interference. Specification: Chip model: Bluetooth chip AC6902 +8007 USB port: Double black crimping USB interface (4PIN) USB1 port: QC3.0 USB2 port: 2.4A Display specifications: dot matrix screen (34*31MM) Product overcurrent protection point: 3.9A +/-0.2 error Power IC Specifications: CX8571 Total product power: 3.4A*5V+0.26*5V=19.65W(Power supply+Bluetooth power) Bluetooth power consumption: 2.65W Product size: ?20.5*68.9 Product weight: 29.1g Package Included: 1x Bluetooth FM transmitter 1x User Manual 1x 3.5mm Audio Cable 1x 4 Fuse