Wireless luminous headphones Cat ears for computer, phone - black Blue-tooth + MP3 function supports stereo music playback, phone calls. Supports all audio devices with Blue-tooth function, such as mobile phone, tablet, laptop, computer, etc. The 3.5mm audio jack provides simple wired connection to various devices without Blue-tooth. You can answer or reject phone calls anytime, anywhere. USB rechargeable, rechargeable battery, convenient and practical. Working time up to 9 hours, standby time up to 120 hours. Good quality headphones with foldable design and adjustable length, very comfortable and easy to carry. A good choice for listening to music, watching movies, chatting online, etc. After inserting the SD card, you can enjoy music anytime and anywhere without any Bluetooth device The ears flash in different colors Specifications : Product type: hands-free equipment with blue-tooth Bluetooth version: v5.0 Battery capacity: 400 mAh Working hours: until 9:00 a.m Standby time: up to 120 hours Transmission distance: 10m Noise suppression resistance: 32Ω / CVC6.0 Complete set : 1x wireless headphones 1x USB charging cable 1x instruction