Specification
Wireless Version:CSR8635 V4.1+EDR
Wireless Profiles:Headset,Hands Free,A2DP,AVRCP
Operating Distance:10M
Talk Time: 4-5 hours
Standby time:180 hours
Charging time:about 1-2 hours
Charging Port: Micro USB
Battery Type: chargeable 3.7V Lithium Ion
input voltage：DC5V 500MAH
trumpet specification：2x16Ω 20MW Φ10mm
frequency response scope：20Hz-20KHz
response rate：≥100db±2db
signal to noise radio：≥80Db
transmit/received frequency：2.4---2.48GHz


What's In The Box?
1x NENRENT Q9 Bluetooth Headset
2x Micro USB Charger Cable
1x Eartip (S/M/L)
1x User Manual
1x Carrying case