ROIDMI Bluetooth FM Transmitter With Dual USB Car Charger - brand new never used - $40 firm SPECIFICATION: - Frequency range: 87.5-108Mhz - Product input: 12-24V - Charger output: 5V 2.4A (Max 3.4A) PACKAGE INCLUDES: - 1x bluetooth FM transmitter PRODUCT DESCRIPTION: Combines the functions of a dual car charger and an FM transmitter. The device, when connected to the car socket, allows you to stream music from your phone to the selected radio station. To do this, download the MOJIETU / RoidmiDriver application, with which you synchronize the phone with the transmitter. Then, in the application, select the frequency of the wave on which our playlist will be played.