Bluetooth version: V5.3

Horn impedance: Φ13mm 32Ω±15

Frequency range: 20Hz~20KHz

Horn sensitivity: 110.41/-2 dB

Rated power: 3mW

Wireless transmission distance: Approximate value ≥ 10 meters

Environmental Noise Cancellation: ENC

Headphone music playback time: ~4-5H

Headphone talk time: ~4H

Standby time: >150 hours

Charging time: 1 hour

Battery capacity: 30 mAh (headphones)

240mAh (charging) (with protective board)

Antenna type: Ceramic antenna

Antenna gain: 1.72 dBi

RF transmission power: ≤10dB

RF receiving sensitivity: -92dB

Call microphone head: silicon microphone

Charging case 5V input peak current: 340mA/5V/Type-c

The charging case can charge the earphones: approximately 3 times