Are you looking for a professional and affordable car MP3 player? Do you need a reliable device that supports multiple functions? Look no further. This car MP3 player is designed to meet your needs and offers excellent performance and versatility. Features: - Color: Black - Size: 6 x 5 x 3 cm - Material: ABS - Rated voltage: 1224 V - Voltage limit: 926 V - Working temperature: 050 C - Transmission distance: 10 m - USB output: 5V/2.1A - FM frequency: 87.5108 MHz - Bluetooth version: 2.1 + EDR - Supports U disk and TF card playback - Play music, make hands-free calls, and charge devices via dual USB ports - Includes FM transmitter and AUX input functionality - Multi-functional and practical design Note: Due to lighting effects, monitor brightness, and manual measurement, there may be slight variations in color and size between the product image and the actual item. We appreciate your understanding.