Features 1、BLUETOOTH 5.3: Wireless earbuds support fast transmission and stable connection, Bluetooth 5.3 chip, low power consumption, more stable, low latency gaming and calling experience. 2、NOISE CANCELLATION: Wireless Bluetooth earbuds use intelligent noise cancellation, high definition calls, new microphone noise cancellation technology to clearly convey your words. 3、EASY TO OPERATE: Take the earbuds out of the charging case to turn on automatically, put them back in the charging case to turn off and charge automatically. 4、LONG BATTERY LIFE: Bluetooth earbuds use low power consumption technology to extend the power consumption time, say goodbye to tedious charging, do not worry about running out of power when you go out, the charging compartment provides charging many times. 5、STEREO SOUND: Earbuds use a new generation of optimized large composite diaphragm moving coil, full frequency sound more powerful and pure, listen to the sound can be predicted in advance orientation. Specification Item Type: Wireless Bluetooth Earbuds Material: ABS Earbuds Battery Capacity: Built in 2 x 25mAh Lithium Battery (included) Charging Compartment Battery Capacity: Built in 200mAh Lithium Battery (included) Bluetooth Version: V5.3 Signal Distance: 6-10M/6.6-10.9yd Charging Time: About 40 Minutes Talk Time: About 3-4 Hours Standby Time: About 80 Hours Frequency Range: 20‑20KHz Support Protocol: HSP, HFP, A2DP, AVRCP Package List 2 x Earbuds 1 x Charging Compartment 1 x Charging Cable