Remax Bluetooth RB-T21 Wireless Mini Single Side Earphone - Black

• Classic and mini style, comfortable experience
• Bluetooth V4.1, lower power consumption and fastest pairing
• With a microphone, you can answer calls hands free while driving
• Independent cavity and high quality vibration film design, with 6mm speaker unit, give you a unique music experience
• 360-degree noise filtering design to eliminate background noise and enhance call clarity
• Built-in 50mAh battery, up to 100 hours of standby time
• Connect with two devices at the same time
• Ergonomic design, comfortable and steady
• Lightweight and portable, easily use it while traveling and driving
• Transmission range: ≤10m
• Rated power: 5mW
• Frenquency response: 50Hz-10KHz
• Mic sensitivity: -42±3dB
• Output sensitivity: 99±3dB 
• Speaker unit: 6mm 16Ω 
• Standby time: 100h 
• Charging time: about 1.5h
• Weight: 3.8g
• the support function
• answer / stop the phone,
• MP3 player, last number redial, music switch,
• IOS battery display, multi-point connection
• switch between Chinese and English.

What Is In The Box

• 1 x REMAX T21 Mini Wireless Bluetooth 4.1 Headset Earphone
• 1 x Micro USB
• 1 x User Manual