● Compatible Bluetooth Specification V2.0
● Operating Frequency Band: 2.4GHz ~ 2.48GHz unlicensed ISM band
● Class 2 Output Power up to 10 meters
● Supports Headset, HandsFree, A2DP and AVRCP protocols
● Support Multiple paired (Up to 8 Bluetooth Phone can be paired)
● Integrated with echo cancellation and Noise suppressor
● Built in Hi-Fi speaker and microphone
● Battery type: Rechargeable Lithium DC 3.7V, 650maH (BL-5B)
● Talk time: up to 10hours
● Standby time: up to 480hours
● Charging time: 2~3hours
● Size: 115.5mm(L) x 45mm(W) x 15mm(H)