Product: i9s TWS Wireless
Color: White
Material: ABS
Sound: True Stereo
Usage: Earbuds
Bluetooth version: V4.2 + EDR
Bluetooth Level: L2 and L3
Bluetooth distance: 12 meters
Band:2.4-2.485GHZ
Bluetooth protocol: Support HFP1.6 / A2DP1.3 / HSP1.2 / AVRCP1.6 / D11.3
Noise Reduction: CVC6.0 intelligent noise reduction
Microphone sensitivity: 42Db
Headphone charging time: 1-2 hours
Single use time: 2-4 hours
Pair use time: 1-3 hours (depends on volume level/ music type etc)
Compatibility: Android / iOS / windows phone