output_wattage = 45.00. Input and Output: the car radio with preset max 4 x 45W amplifier with higher 4 x 24W RMS power out, USB/TF/AUX-in/Backup camera/dash camera input, Bluetooth audio, charging phones via USB port. Audio playback format of MP3/WMA/WAV/APE/OGG/FLAC/MKV. Video playback format of RM/RMVB/AVI/MP4/MKV/3GP. Any concern or if you are not satisified with our product, please let us know before a return, we will offer a reasonable solution. Rear View Camera Video Input: The car radio screen will automatically display the reverse image once you put the car into reverse gear. Backup camera included. Support wireless remote control (batteries not included) and steeting wheel control(batteries not included) function, the steering wheel function doesn’t work with cars need a canbus. Mirror Link for Android Phones: The mirror link works with android 4.0-8.0 phones via USB connection. You can also use mirror link function to display the GPS navigation image on this head unit while you turn on the GPS function on your phone. The car stereo itself doesn’t have GPS function, it only gets navigations from your phone. Car Multimedia Player: Car stereo with Bluetooth, support make hands-free calling and play bluetooth music via BT connection. 7 inch touchscreen digital display car stereo system, support auxiliary audio input, USB, TF card input(up to 32G), you can add other MP5 MP4 MP3 devices playing audio or video on this head unit. 7 Inch Car Radio with Install Size: 178 x 103 x 63 mm / 7 x 4.05 x 2.48 Inch. Please check your car radio size with our product, and order the specified wire harness for your car if needed. The car stereo radio with a mini backup camera, wireless remote control, steering wheel control in the package. Note: The screen is not detractable.