Built‑in storage: Local audio file storage - 8GB. Supported formats: wma, flac, wav, mp3.

BT version: v6.0.

Audio protocol: SBC / AAC.

Transmission distance: 10m.

Driver: 13mm, transducers.

Impedance: 8Ω.

Sensitivity: 85dB ± 3dB.

Frequency response: 20Hz-20kHz.

Battery capacity: 220mAh.

Microphone: 1 × omnidirectional.

Noise reduction: Single-mic ENC.

Input: DC5V⎓0.18A (4-pin, cable included).

Charging time: 2 hours. 10 minutes of charging provides 4 hours of usage.

Working time: Music playback time: 12 hours (at 50% volume). Call time: 10 hours (at 50% volume).

Material: ABS, acrylic, silicone.

Size: 130 × 94 × 38mm.

Weight: 25g.

Waterproof rating: IP68.

Certification: CE, RoHS, FCC, UKCA, EAC.