Specifications:
Chipset: CSR chipset
Bluetooth Version: V4.0 + EDR
Bluetooth Profile: A2DP, AVRCP, HSP, HFP
Stream multimedia: Music, Audio, Video, Podcasts, GPS
Usage time: 3 to 4 hours (Base on the volume level)
Standby time: up to 80 hours
Charger time: 2 hours
Working Distance Range: 33ft
Frequency Range: 2.4GHz to 2.480GHz
Battery: Li-on battery
IOS Battery Displays: Yes
Siri: Yes