4 ENC mics
Rotating charging case (mechanical feel with decompression)
Bluetooth chip: JL6973D4
Bluetooth version: 5.3
Supported protocols: A2DP, HFP, AVRCP
Battery capacity of earbuds: 30mAh*2 (without protection board but protection IC)
Battery capacity of charging case : 250mAh (with protection board)
Diameter of horn: 13mm
Charging time: 1.5h
Talk time: 5h
Play time: 4hStandby duration: 300h
Horn sensitivity: 116±3DB
Horn impedance: 32Ω
Standard input voltage: DC 5V
Bluetooth working frequency: 2.402GHz 2.480GHz
Frequency response range: 20Hz 20,000Hz
Maximum transmission distance: 10m
Voice prompt: supported
Multi-point connection: unsupported
Wearing method: In-ear
User manual: Chinese and English
Interface: Type-C
Waterproof rate: IPX5
SIZE：92*30MM
ENC depth of 4 mics: ＞-40dB
Accessories: USB cable, user manual
