Chip: QCC3020

Audio codes: aptX\SBC

Bluetooth version: V5.0

Wireless working range: 10m (without obstacles)

Speaker: φ6mm, Titanium Dynamic Driver

Charging port: micro-USB

Battery: 45mAh*2+500mAh

Playtime: up to 7H(50% volume)

Charging time: 1.5H (Earbuds)/ 2H (Case)

Functions: Hand-free call, Siri, Mono mode

Charging case dimension: φ71*36.5mm

Earbud dimensions: 26*19*26mm*2

Net weight: about 5.2g*2(Earbuds)/75g(Charging case)

Profiles supported: HFP,HSP,A2DP,AVRCP

Sensitivity: TBD±3dB 1kHz/1mW

Impedance: 16Ω±15% 1kHz

Frequency response: 20Hz～20KHz

Material: ABS\Silicone

Certification: CE RED EMC WEEE, ROHS, FCC-ID, *BQB, SRRC, PSE, TELEC, *KC,