Specifications

Product Type: OWS (Open Wearable Stereo) accessory earphones

Sound Transmission Technologies: air conduction technology, 3D surround sound field technology

Tuning: supervised tuning by a 25-year professional acoustic laboratory

Weight: 18-21 grams (varies by product model)

Materials: 18k platinum coating on copper, zirconia, ABS

Crafts: advanced jewelry craftsmanship

Patent Rights: National Utility Model Patent, Design Patent, International Copyrights

Bluetooth Version: Bluetooth 5.4

Speaker Unit: 14.2-16.2mm dynamic driver with HIFI-grade diaphragm

Battery Life: 10-12 hours (earphones), 20 hours (charging case)

Battery Capacity: 80mA per earbud, 500mA for the charging case

Charging Time (earphones): 10 minutes for 1 hour of playback, fully charged within 1.5 hours (Type-C charging cable)

Charging Time (Charging Case): 1 hour with Type-C wired charging, 2.5-3 hours with wireless charging

Waterproof Rating: IPx5

Audio Codec: SBC

Signal Frequency: 2402-2480MHz

Supported Protocols: BT 5.4, A2DP V1.3, AVRCP V1.6, HFP V1.7