Main Features:?- Perfect performance of noise reduction， isolated from background noise for zero distortion sound quality.
- Built-in microphone， support answer / hang up calls， volume control.
- Smart multi-point connecting， support two devices connecting at the same time.
- Compatible with all Bluetooth-enabled digital devices.
- With its powerful and fast recharging battery， you can enjoy super long uninterrupted play back time.

Specifications:
Brand: GBLUE
Wearing type: In-ear
Transmission Range: Up to 10m
Radio frequency: 2.402 - 2.480GHz
Sound Channel: Two-channel ( stereo )
Frequency response: 20 - 20000Hz
Impedance: 32ohms
Sensitivity: 108 + / - 3dB
Bluetooth version: V4.1 + EDR
Battery capacity: 100mAh
Talking time: 3h
Music playing time: 3h
Standby time: 70h
Charging time: 2h Model: S80
Wearing type: In-Ear
Function: Bluetooth，Microphone，Multi connection function，Song Switching，Voice control Headset type: Dynamic
Connectivity : Wireless
Application: Mobile phone，Portable Media Player，Sport Package weight: 0.192 kg
Product size (L x W x H): 10.80 x 6.60 x 3.00 cm / 4.25 x 2.6 x 1.18 inches
Package size (L x W x H): 16.30 x 14.50 x 4.60 cm / 6.42 x 5.71 x 1.81 inches Package Contents: 1 x Bluetooth Earphone， 2 x Pairs of Ear Tips in Different Size， 1 x USB Charging Cable