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Ifans High Quality Mini TWS Bluetooth 4.1 Earphones Sports Mini Twins True Wireless Headset Earbuds Earpiece In-ear Hands Free For I7 I7S

  • $ 3999


Product Features:

• Bluetooth version: version 4.1
• Transmission distance: outdoor distance of 10-15 meters
• Battery capacity: Polymer lithium battery 55mA
• Listen to music time: 2.5 hours up and down / pause playback
• Talk time: 2 hours
• Standby time: 130 hours
• Charging time: 1-2 hours
• Operating current: 22MA
• Standby current: 4uA
• -Bluetooth class --- Bluetooth level: class2 and class3
• -frequency band band / band: 2.4-2.485GHz
• -modulation process --- modulation process: GFSK
• -max. Transmitter power --- maximum transmit power: + 2DBm