Audio Adapter Cigarette Lighter Bluetooth-compatitable Audio Converter 3 Music Play Modes Hands Free Calling for Truck Cars Taxi Feature: 1. Digital Display : FM Audio Receiver has a digital display to show radio channels and simple button controls, which can be easy control to play, pause music, answer calls. 2. Stable Transmission: FM Transmitter has an upgraded Bluetooth solution that ensures stable transmission without audio distortion, and increases the microphone to make calls clearer. 3. Multiple Charging Interfaces:with two QC3.0 and one PD30W fast charging interface, supporting simultaneous charging of three devices. 4. TPU Spring Wire:The Car Adapter Transmitter comes with a 1.5m TPU spring wire, making the interior of the vehicle clean and not messy. 5. Three Play Modes:Bluetooth compatible Audio Converter supports three music playback modes: Bluetooth, TF card, and AUX cable. Specification: Certification: NONE Origin: Mainland China Model Name: Bluetooth-compatitable Transmitter Color: Black Bluetooth-compatitable version: 5.3 Material: PC fireproof material Product input: DC 12-24V PD-1 output: 5V=3A 9V=3A 12V=2.5A 15V=2A 20V=1.5A PPS:3.3-1 1V-3.0A(Max) QC3.0 1/2 output: 5V=3A 9V=2A 12V=1.5A QC3.0-1+QC3.0-2 Output: 5V=4A PD+QC3.0 1/2 output: 5V=4A Total output: 30W Car charging size: 66.5 * 38.6mm/2.6*1.5in Vehicle transmitter size: 63 * 56.5 * 26.83mm/2.4*2.2*1.0in Gross weight of product: 121g Note: Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you! Please allow 1-2cm measuring deviation due to manual measurement. 1 x Transmitter 1 x 3.5mm Audio Cable 1 x Air Outlet Collet 1 x Instructions