Description:This car bluetooth-compatible MP3 features fashion appearance, which can make your car more high end. With one-key operation design, it is very easy to use, you can use the rotary knob to adjust the volume, frequency. Featuring bluetooth-compatible 5.0 high-speed connection, it can realize high-quality music transmission through FM to car audio.With 2 USB ports, it is compatible with various mobile phones, tablets, headphone, MP3, GPS, you can charge two electronic products at the same time. The quick charge technology can greatly improve the charging efficiency, the built-in intelligent identification chip can smartly matching required current of specific equipment, achieving safe and fast charging. The soft blue light comes on when the power is turned on, making it easy to find the USB port at night, and it is not dazzling.Using high-quality ABS and metal, this car bluetooth-compatible MP3 is durable.The length of this car bluetooth-compatible MP3 is 13cm, the width is 6cm, the height is 5.5cm.It is suitable for charging, music playing, voice navigation in the car.Item Name: Car bluetooth-compatible MP3Material:ABS,MetalOperating Temperature: -10 Degree Celsius -70 Degree CelsiusOperating Humidity: 0-90%Frequency Response: 20Hz-15KHzBluetooth Version: V5.0Rated Operating Voltage: 12-24VSignal to Noise Ratio: 68dbBluetooth Transmission Distance: 10-15mFM Transmitting Frequency: 87.5-108.0MhzInput: 5V-2A, 9V-1.8AAudio Format: MP3, WMASpecification: 1: Q18-Black, 2: Q18-Grey, 3: Q18s-Black, 4: Q18s-GreyConsumption Power: 0.5WUSB Charging Output: 5V/3.1ASize:13cmx6cmx5.5cm/5.12inx2.36inx2.17inNotes:Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.Package Includes:1 X Car bluetooth-compatible MP3