Product Details'Characteristics:Seven light cycle transformation knob.When connected to BT cell phone, a button to activate voice assistant, which makes driving safer.You can record BT/AUX music music/radio.Automatic frequency adjustment, more stable receiving signal.It can be connected to two BT phones at the same time, and BT music from the other phone will play when one phone stops playing.Media playback, support for memory card/U disk/AUX playback.With dual USB ports, it can recharge your phone while reading U disk without delay.Low output heavy audio, make the sound more beautiful.You can locate the position of the vehicle, find the position of the vehicle through your mobile phone and easily find your car in a large parking lot. (Before parking, it is necessary to connect the BT of the mobile phone, and the BT must be in the connecting state before the car is turned off, and disconnecting the BT after the car is turned off will not affect.)Specifications:FM: 87,5-108,0 MHzAM: 522-1620KHzOutput power: 4*60WWorking voltage: 12-14.4VBT: 5.1