High quality chip stable transmission Lower power consumption better sound quality with an effective transmission distance of up to 5 m Starts With the car and frees your hands The car stereo changes into Bluetooth audio to wirelessly play from the mobile phone/App audios Gold plating for interface, not afraid of oxidation, further improve sound quality Brand: Baseus Product Name: USB Wireless adapter cable Model: BA01 Material: Zinc alloy+ABS Version: 5.0 Device name: Baseus BA01 Communication distance: 5 meters Suitable for: Compatible with all wireless devices Accessories: User maual*1pcs, Warranty card*1pcs