Features:1.Built-in Microphone that supports hands-free calling, safe and convenient for safe driving2.Noise and wind suppressed by CVC technology to create full duplex sound quality3.Memory function: It will automatically connect to its memorized paired Bluetooth devices when power on4.With 3.5mm audio port, it supports AUX input/output5.With 5V/2.1A USB charging ports, gives you fast and effective charging experienceSpecification:This product is a well-designed portable multi-media car FM transmitter, It offers you a chance to indulge yourself in music when you are driving a car, and provides perfect sound service to your computers, digital media players, mobile phones and other audio-visual products.Features:Built-in Microphone that supports hands-free calling, safe and convenient for safe driving.Noise and wind suppressed by CVC technology to create full duplex sound quality.Memory function: It will automatically connect to its memorized paired Bluetooth devices when power on.With 3.5mm audio port, it supports AUX input/output.With 5V/2.1A USB charging ports, gives you fast and effective charging experience.Easy Installation, plug and play.Great Bluetooth transmission range.Specifications:Bluetooth Version: V3.0 + EDREffective Bluetooth Range: 5 meters,the actual transmission distance can reach 10 metersFM Frequency: 87.5MHz - 108.0MHZWorking Voltage: 10V-24VAudio Input/Output: 3.5mm Audio InterfaceUSB Charging Ports: 5V/2.1APackage Weight: approx. 90gPackage Included:1 x FM Transmitter1 x Audio CablePackageList: