pecifications: Color: Black Material: ABS Number of Ports: Dual USB, Type-C Type: Bluetooth FM Transmitter FM Frequency: 87.5 - 108.0 Mhz Features: Bluetooth Wireless, Charging Capability, Handsfree Calling, Jack Connector, LCD Screen, Memory Card Slot, MP3 Player Memory Card(s) Supported: U Disk (USB Thumbdrive) Compatible Brand: Universal, For Apple, For Samsung, For LG, For Sony, for HUAWEI Music Format: MP3, WMA, WAV,FLAC Screen: LED Screen Voltage: 12V-24V Bluetooth Version: Bluetooth 5.0 Wireless Transmission Distance: 10M