Feature: 1. Support for QC3.0 / FCP / AFC and other fast charging, allows two mobile phones charge at the same time, support charging while listening to songs. 2. Support bluetooth music/TF card (Not Included) /U disk player, and bluetooth hands‑free calling, bring you more convenience. 3. Support folder switching play function, song classification play, and also has the function of song memory, alos provids voltage monitoring for the car. 4. Has noise cancellation function and built‑in noise cancellation circuit make the call sound clearer, provides your a better listening experience. 5. High‑quality materials, hard and durable, corrosion‑resistant, long service life, light, easy to apply, will not take up space, and more in line with your needs. Specification: Condition: 100% Brand New.Item Type: Car MP3Material: ABS + PC + Aluminium AlloyColor: BlackInput: 12-24V Output 1: 5V/2.4A Output 2: 5V/3A 9V/2A 12V/1.5A Port: 2 USB + 1 TF Card Port (TF Card is Not Included) Bluetooth Version: Bluetooth 5.0 + BR +EDR +BLE Support Music Mode: MP3, WMV, WAV, FlAC etc Lossless Mode Player Mode: Bluetooth,TF Card,U Disk FM Emission Frequency:87.5-99.9mhzSize: Approx. 43.66 x 73.44mm/1.7 x 2.9in Instructions for Connecting to Car:Turn on the car radio, select a frequency, long press the product key to enter the frequency modulation, and then turn the knob left and right to adjust the frequency to the same as the car frequency, that is connected successfullyLong press for FMTurn left and right to adjust the frequency Package List: 1 x Car MP3 1 x Chinese and English Manual