•Plug FM Transmitter into the cigarette lighter, set the Transmitter and your car FM system at a same frequency, connect your device to the FM Transmitter via Bluetooth/Audio line, and then you can enjoy your time •Featuring a QC3.0 charging port to deliver high speed charging to driver and passenger •Two installation methods with firmly, Bluetooth-compatible MP3 player can hold the air outlet or stick on the dashboard •Except the Bluetooth-compatible connection, FM audio adapter can also play music through the TF card (card not included) •Designed with colorful LED backlit •Built-in microphone feature can provide you hands-free talking and wonderful tone quality Specifications: •Bluetooth-compatible Version: V5.0 + EDR •Rated Working Voltage: 12V-24V •Limiting Working Voltage: 10-26V •Bluetooth-compatible Sound Processing: A2DP, AVRCP, HFP, HSP •Effective Distance of Bluetooth-compatible Microphone: 0.5-2M •Bluetooth-compatible Transmission Distance: 10M •Music Formats: MP3, WMA, FLAC, WAV •FM Transmitting Frequency: 87.5-108.0MHz •Output Current: QC3.0 + Type-C PD18W •Working Temperature: 0 Celsius degree ~ 50 Celsius degree •Signal to Noise Ratio: >60db Package included: •1 x Bluetooth-compatible Car FM Transmitter Audio Adapter Receiver PD & QC3.0 Bluetooth-compatible Car Adapter Colorful LED Backlit •1 x English and Chinese Manual