Wireless in-ear Sport Earbuds Handsfree Earphone for Phone

• Bluetooth Version: 4.2
• Bluetooth Profiles: HSP, HFP, A2DP and AVRCP
• Bluetooth Operating Distance: 10 meters (equal to 33 feet)
• Frequency Range: 2.4-2.48GH2
• Working Current: 30mA
• Charging Current: DC 5V 200 mA
• Frequency Response:20-20000HZ
• Microphone Sensitivity: -93db
• Built-in Battery Capacity: 90 mAH
• Working Times: Music time 6 hours, talk time 57 hours
• Standby Time: Approximate 80 hrs
• Weight: Approx. 60g