Dual BT Connection: The car stereo can connect two BT mobile phones at the same time, support hands-free calling, BT music, voice streaming, etc. Voice Control: The car stereo receiver supports AI intelligent voice control, one click to wake up the voice assistants of the mobile phone. LED Display: The car radio player adopts the standard LED display technology of the car, the screen is bright, but the shine is soft and not glare. Copy Function: The car stereo CD receiver has a sound source copy function, which can record radio broadcasts/AUX music/BT music. Good sound quality: The DVD car stereo supports MP3/WMA/WAV and other audio formats. Specification: Item Type: Car Radio Material: Metal,Plastic BT Version: 4.0 (Support dual BT connection at the same time) Radio Chip: QN8035 Radio Frequency: 87.5-108MHz Screen Process: VN Process Screen Color: 260,000 Color Screen PC Interface Type: ISO USB Interface: USB2.0 Support Voltage: 12V DC Output power: 4 x 60 W Button Lighting: 7 Switching Colors Support: Storage card, AUX input Product Size: Approx. 188 x 58 x 65 mm / 7.4 x 2.3 x 2.6 inches Control Battery: 2 x AAA battery (without battery) Remote control battery: CR2032 coin cell battery (without battery) Package List: 1 x Car Stereo 2 x Power Cables 2 x Disassembly Sheet 1 x Remote Control 1 x User Manual