Description
Rainbow-AIR2 pro Bluetooth earphone
- AIR2 is the smallest earphone, High quality sound, Affordable
price.
- Included charging box, it\'s able to charge wireless earbuds
four times. LED Clear Power Indication to show battery capacity on
the box.
- Include 3 different size plugs set, 3 different size ear-hook
set.
- Supports all communication apps and answering calls, it can be
as single or dual wireless earbuds.
- Built-in auto-connect Bluetooth chip, all you need is connect
one earbud, and the other one will be paired.
*******************-Specification*******************-
Bluetooth chip: CSR****0 V4.2
Effective range: *3FT (*0meters)
Working frequency: 2.*0GHz~2.**0GHz
Transmit power:CLASS2，MAX4dbm
Audio decoding:SBC
Adjustment mode: GFSK, TT/4 DQPSK,8DPSK
Noise-signal ratio: >*5dB
Charging input voltage: DC5±0.*5V
Battery specification: 3.7V/*5 mAh
Charging Box Battery: **0mAh
Working voltage: 3.7V（3.**4.2V）
Charging time: ≤2H
Sensitivity: **2±3DB
Low voltage indication: 3.3V
Impedance: *2Ω
Continuous music playback time: ≥2.5H
Standby time: ≥*0H
Working current: ≦*0mA
Static current: ≦5uA
Color: black
