ITEM NAME:5.0 LED Bluetooth Earphone Digital HBQ Q82 TWS Stereo Bluetooth Wireless Su O7G7 HOT POINT: 1. Led Power Display 2. 2600Mah Charing case,can charge your phone 3. IPX7 Waterproof 4. Bluebooth 5.0 5. Noise Cancelling 6. 8D Stereo Surrond Sound Specification 1. Wireless Version :V5.0+EDR 2. Impedance:à ¤8MM 32ÃŽ © 3. Mic Sensitivity:42Db 4.Wireless Frequency:2.4GHZ 5.Battery Capacity :Earbud :built-in 50mah rechargeable Li-ion battery Charge case: 2600mAh 6. Working TemPerature:10-50Â ° 7.Charging voltage:DC5V 8. Transmission Distance:10M 9. Playing Time:about 4-5 hours 10. Charging Time:aboue 1-2 hours 11. Standby Time:120 hours 12. Bluetooth Mode:A2DP1.3/HFP1.6/HSP1.2/AVRCP1.6/D11.3 Package Includes: Headphones*2, charging compartment*1, charging cable*1, ear caps*4, manual*1.Bluetooth Mode:A2DP1.3/HFP1.6/HSP1.2/AVRCP1.6/D11.3. Wireless Version :V5.0+EDR. Wireless Frequency:2.4GHZ. 8D Stereo Surrond Sound. Led Power Display. Transmission Distance:10M. Working TemPerature:10-50Â °.