Bluetooth Headset Plug In Card Is Applicable To Many Mobile Phones On The Market 5.3 Wireless Sports Headset Features: Long lasting,sports Bluetooth headset,power display | Long lasting | comfortable to wear | and sweat proof No fear of noise in music In ear design can effectively reduce external noise and enjoy a more music feast Eight strong performance,new upgrade of Bluetooth 5.3,,comfortable wearing,etc The sound field is full of sound quality.Each unit is carefully debugged.The sound effect is excellent and accurate.The medium frequency is harmonious,the high frequency is,and the low frequency is strong The LED screen has clear power and real-time power display,allowing you to the power more intuitively and go out] without worrying Product Description: Type: Neck Bluetooth Impedance: 32 Ω Horn diameter: 10mm Sensitivity: 105 ± 4 (dB) Type: Bluetooth Chip: Jerry Listening time: 80 hours Battery capacity: 400mA Charging time: about 2 hours Card insertion function: Yes Product list: 1x headset+1x manual+1x charging cable This is a product suitable for household use and suitable for daily use. Suitable as a small gift for family, friends, neighbors, and colleagues. This product looks good and has a beautiful appearance. This product is reusable, practical, and easy to clean. Can be used in scenarios such as home office dormitories.