Features: This USB CarPlay Dongle is a kind of car intelligent dongle, allowing to project the mobile phone screen to the Android Car Stereo system. It enables the user to make calls, play music, access to messages and GPS navigation on your car stereo directly, no need to look at the small phone screen. Install the CarPlay App on the car Android stereo, then connect the phone and car audio through USB interface to use. It can also be used to charge your phone while working. Bidirectional control and view your phone on the car navigation screen with USB cable. Compatible with all Android 5.1 or above & iOS 7.1 and above. Operation Instruction: 1. If App "Kilolink" downloaded from APP Market is not compatible, please contact us for the CarPlay apk file (Kilolink) download. 2. Use the USB Stick / TF card to copy and install the apk into your Android Car Stereo. 3. Connect the dongle to the Car Stereo first, then connect the dongle to your phone with your USB cable. 4. Open the App "Kilolink" on the Car Stereo, connect to your phone step by step according to the tips. 5. After connection is successful, you can enjoy your phone CarPlay / Android Auto Features in your car. Note: 1. Please use your phone's USB cable to connect. 2. In your car stereo setting menu, please try to find and activate some option like this: Allowed to watch video while driving (Very Important! Otherwise, your phone will fail to connect). 3. It can only be connected via USB cable, cannot be connected via wireless. 4. For Android Phone, please go to setting menu to enable and USB debugging in the developer options. 5. Please turn off your car stereo's BT to ensure successful connection and normal use of the CarPlay or Android Auto. 6. The apps (for example: radio) from your car stereo's Android system cannot work together with apps from CarPlay system / Android Auto system. Specifications: Connection Method: USB interface Compatible System for mobile phone: iOS 7.1 and above - Android 5.1 or above Material: Plastic Color: Black Item Size: 7.5*3.2*1.3cm/2.95*1.26*0.51in Item Weight: 29g/1.02oz Cable Length: 17.8cm/7in Package Size: 10.0*7.0*5.0cm/3.93*2.75*1.96in Package Weight: 101g/3.56oz Package List: 1 * USB CarPlay Dongle 1 * User Manual (English)