Featuer: Precise structural design_x000D_ USB3.1A charger, BT version 5.0_x000D_ Support charge while listening to songs_x000D_ Support power and memory function_x000D_ The screen can show the frequency_x000D_ Support BT/TF card/U disk player, BT hands-free calling_x000D_ This product adopts FM full-frequency wireless transmission technology and can directly read the audio files in the mobile phone BT/TF card/U disk. Supports BT audio playback and BT hands-free calling. Support intelligent APP function, lossless high-quality audio decoding; usb car charging function in a multifunctional car MP3._x000D_ Noise cancellation function, built-in noise cancellation circuit, make the call sound clearer_x000D_ Out Power : As description_x000D_ Material Type : ABS_x000D_ Item Type : FM Transmitters_x000D_ Voltage : 12-24V_x000D_ Special Features : Handsfree_x000D_ Item Size : 35*45*70mm_x000D_ Support Car Voltage display : Reminder Voltage low_x000D_ Support Handsfree Call : BT Handsfree_x000D_ Build in microphone : Hands free talking Car Kit_x000D_ BT FM Transmitter : Transmissor FM BT_x000D_ _x000D_ Package includes_x000D_ 1*Car mp3 player