Core features:
1. Small size, large capacity, up to 28h total listening time
2. Ultra-fast charging: 10-minute charging offers 1h listening
3. Low latency
4. BT 5.3
5. IPX4 water resistance
Product Features:
1. Small size, large capacity, up to 28h total listening time
2. Ultra-fast charging, 10-minute charging offers 1h listening
3. Low latency, picture and sound in sync
4. BT 5.3, low consumption, stable transmission, strong anti-interference, more fluid audio
5. IPX4 water resistance, withstands rain and sweat
6. φ13 large speaker, high-res audio quality
7. Ergonomic half-in-ear design, long-lasting comfort
8. Better connection, easier operation

• Wearing method: semi in ear
• Bluetooth chip: JL AD6973D4
• Bluetooth: V5.3
• Bluetooth audio decoding: AAC, SBC
• Supported protocols: HSP, HFP, A2DP, AVRCP
• Working frequency: 2402-2480KHz
• Headphone battery capacity: 30mAh
• Charging case battery capacity: 300mAh
• Horn impedance: 32 Ohm
• Rated power: 2 x 3mW
• Drive unit: 13mm
• Music playback time: 6 hours (70% volume)
• Total playback time: 28 hours (70% volume)
• Talk time: about 4 hours (70% volume)
• Headphone standby time: about 48H (connected)
• Headphone charging input: 5V 200mA
• Charging input of charging case: 5V 1A
• Charging input port: Type C
• Headphone charging time: about 1.5H
• Charging time of the charging case: about 1.5h
• Waterproof level: IPX4
• Product material: ABS+PC