Multifunctional transmitter, car charger and speakerphone in one. It allows for simultaneous charging of two devices and provides the ability to play music from the phone or USB flash drive. You can connect a smartphone via Bluetooth to the transmitter and play your favorite music, podcast or other broadcast. You can also connect an external USB flash drive with music to the transmitter (requirements: maximum memory capacity 64 GB, MP3 / APE / WAV / FLAC file format). The built-in microphone allows you to use the transmitter as a speakerphone. The convenient button allows you to switch between the functions of the transmitter with one move, which ensures safe and smooth use of the device while driving. The transmitter is also a car charger - it allows you to charge up to two devices at the same time. The set includes an additional audio cable with a length of 60 cm. Specification : Compatibility: Android / iOS Input voltage: DC 12-24V USB charging port output: 5V-2A Multi-function port output: 5V-1A Total output power: 15W (max) Wireless distance: 10m Transmission distance: 5m FM transmission frequency: 76-108MHz External memory: up to 64 GB Material: PC Length of the additional audio cable: 60 cm Size: 95mm x 48mm x 45mm