Bluetooth Version: Bluetooth 2.1+EDR
Support profile: A2DP1.2/AVRCP1.0/HSP1.0/HFP1.5
Speaker Frequency Response: 110HZ – 20,000HZ
Driver Type: Dynamic
Speaker diameter: 40 mm
Speaker impedance: 32 ohm
Battery type: Li-ion polymer battery 180mAH
Battery lifetime: Remain 80% capacity after 300 cycles
Music playback time:8 hours
Talking time:8 hours
Standby time:20 days
Charging time:2.5 hours
Charge port: Micro USB Type B
Wireless Range:10m( Free space)
Build-in Microphone: Yes
Microphone Sensitivity: -42 dB
Headphone Type: Full Size
Ear Coupler Type: Earmpad
Weight: 110g
Package content: Headphone x1, charge cable x1, User manual, Gift box
Color options: Black, White, Pink, Green, Blue…
Manufacturer Warranty: 1 Year