This is a Bluetooth 5.3 equipped, foldable and retractable headset, great to use for online learning, and use it at home, school, travel, etc. Feature: Feature a lovely cat ear design and fancy LED lights Equipped with Bluetooth 5.3 technology, providing a stable and efficient connection range of over 10 meters. You also can use it by the audio cable for wired mode Featuring 3D three-dimensional cotton ear-cups, they are more in line with the human ear structure and are comfortable to wear with peace of mind. The headphones can be folded and retracted to adjust the suitable size according to your preference. Equipped with 400mAh battery capacity, you can enjoy music for a long time. Made of ABS material for durability. Specification: Material: Plastic Color: Purple Size(LxWxH): 17 × 7 × 20 cm Battery Type: 400mAh lithium battery Version: Bluetooth 5.3 Bluetooth Transmission Range: within 15m Charging Time: 2.5 Hours Working Time: about 8-10 Hours