Description Description: Voice Control: Voice Assistant / Online Music App/ Maps / Phone Calls / Messages / Audio Books. Note: Keep in mind that the operating speed of our device depends on the fits ios speed of your phone. Hands free and Safe Driving: Connect the phone to our car system to Make / answer calls, check voicemails, text messages and bring maps. Listen to your favorite songs with Music apps for hands free. Compatible Devices: For Android mobile phones, For Android version car stereo (4.0 and above). (The product is compatible most Android phones market, but it is not all% supply for all Android phones and Android car radio). Material: Made of High quality material, durable for long term use. Lightweight and portable, easy to carry and store. Specification: Material: ABS Size: 17.5cmx3.2cmx1.3cm/6.89inchx1.26inchx0.51inch Power Input: 5V0.2V 1.0A Power Onput: DC 5V0.2V 1.0Av Support Car: Andriod head unit screen car Support Phone: for Android phone Power Consumption: 0.75W Compatible models: Android cars with Android version 4.0 and above plug and play Package Includes: 1 Usb Adapter Note: 1. Please allow slightly error due to manual measurement. 2. Due to the difference between different monitors, the picture may not reflect the actual color of the item. 3. Wish you a wonderful online shopping!