You can say goodbye to lag and delay and get a smooth experience thanks to the upgraded Bluetooth-compatible 5.3 chip, which allows for low-loss data transmission, fast response and greater immunity to interference. With a smart LED display, you can always check the battery level of your headset and replenish it in time. And it supports intelligent noise cancellation to avoid interference from ambient sound and provide you with high-fidelity stereo surround sound. It is constructed of plastic material. The length of this product is 6.5cm, the width is 4.5cm and the height is 2cm. This wireless earphone is suitable for listening to music, calling, playing games, and so on. Item Name: Earphone Material: Plastic Battery Capacity: 200 mAh Headphone Capacity: 35 mAh Charging Time: 2 Hours Playback Time: 8 Hours Standby Time: 120 Hours Communication Distance: 10 Meters Bluetooth-compatible: 5.3 Active Noise Cancellation: Support Playback Control: Support Usage: In-Ear Features: Smart Digital Display, Low Latency, External Magnetic Drive Unit Size Details: L: 6.5cm/2.56", W: 4.5cm/1.77", H: 2cm/0.79" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 2 x Earphone 1 x Charging Case