Car Bluetooth 5.0 FM Transmitter Radio MP3 Hands-free Adapter Fast 2 USB Charger Product Feature: Upgraded V5.0 Bluetooth Version: This upgraded version FM transmitter adopts the advanced Bluetooth V5.0 chip, which is stronger than other common products and has a higher transmission, which can effectively avoid the problem of unstable connection. 7 Color LED Backlit Version: This Bluetooth radio transmitter supports 7 colors of LED-backlit light; you can get a visually stunning display of colors. Also, it makes it easier to operate and drive safely when driving at night. Dual USB Charging Ports Fast Charger: This car FM transmitter with two USB ports for charging devices, it has two USB charging ports, can charge two devices at the same time and has overcharge protection. Hi-Fi Music and 3 Playing Modes: This upgraded Bluetooth car adapter supports playing music via Bluetooth, USB disk, TF card. It can bring you an amazing auditory experience with its clear and stereo sound. Hands-Free Calling: Built-in microphone, this Bluetooth FM transmitter enables you to answer, hang up, reject a call, or redial the last number with ease. You can use the multi-function button to control calls and music. Product Specification: Type: Wireless Car FM Transmitter Kit Wireless BT version: V5.0+EDR Sensitivity: -42db+/3db 360 Input voltage: 12-24V Voltage: 5V Support U disk/TF card: ≤64G Working current: 45mA (max) Standby current: 25mA (max) Frequency: 2.402-2.480ghz Current output: 5V 3.1A FM: 87.5MHz-108.0MHZ Effective range: 5m Weight: 1.26oz (36g) Package Included: 1x Bluetooth5.0 FM Transmitter 1x User Manual