1. Voice Assistant, ready to go, complete your voice commands without unlocking and other operations.
2. With the wireless charging base, the headphones are ready to be charged. Support reverse charging of the earphone box, and easily solve the emergency power-filling problem.
3. 13mm dynamic speaker and semi-in-ear design, comfortable to wear, let you enjoy high-definition music quality.
4. Each headset is equipped with two high-precision Mic, matching call noise reduction technology, and the call is free from interference and clearer.
5. Single charge, headset talk time up to 2.5 hours, with the charging box multiple times, talk time up to 15 hours.
6. IP54 dust-proof and anti-sweat design, easy to deal with sports sweating and sports during light rain.

Parameters:
1. Bluetooth: Bluetooth 5.0.
2. Bluetooth protocol: A2DP 1.3; hands-free configuration (HFP) 1.6; AVRCP.
3. Support music: effective frequency bandwidth 20Hz - 20000Hz.
4. Charging interface: Type C USB interface.
5. Battery capacity: minimum 410mAh, typical value 420mAh.
6. Power input: 5V-1A.
7. Theoretical standby time: When connected to a Bluetooth device at full power, it will enter standby mode, and the non-wearing state can last for about 15 hours.
8. Theoretical charging time: Supports up to 3A charging current. It takes about 1 hour to fill the headphones.
9. Temperature Operating temperature: -10-55 degrees Celsius, charging temperature: 0-43 degrees Celsius, storage temperature: -40-70 degrees Celsius.
10. Charge box weight: 44g-46g, single earphone weight: 4g-4.2g.
11. The size of the charging box is 50.5mmx45mmx24.5mm, and the size of the earphone is 43mmx18.6mmx16.5mm.

Note:
1. The phone needs to turn on the reverse charging switch.
2. Need to cooperate with EMUI9.0 and above and support HWA mobile phone and open HWA, some mobile phones also need HOTA upgrade.