Overview:
With the features of BT 4.2 technology, 3.5mm Audio Port, built-in Microphone and Speaker, TF Card MP3 Player, Hands-free call, APP Control, and FM Radio, the BT Headphone is a super companion for you during daily life and travel.    

Specifications:
Brand Name: NIA
Model Number: Q2
BT Version: 4.2
Support Profiles: A2DP/ACRCP
Operation Range: 10 meters (no obstacle)
Frequency Response: 20Hz-20KHz
Impedance: 32Ω
Sensitivity: 108±3dB
FM Frequency: 87.5-108MHz
Music Format: MP3, WMA, WAV
Speaker Unit: 40mm
Battery Capacity: 200mAh (depends on music volume)
Working Time: 6-8 hours
Standby Time: about 200 hours
Charging Time: about 2 hours
Charging Port: Micro USB
Color: Black, Gray, Pink, Blue (Optional)
Item Size: approx. 18.0*13.7*6.7cm/7.08*5.39*2.63in
Item Weight: 135g/4.76oz
Package Size: 19.5*18.0*4.5cm/7.67*7.08*1.77in
Package Weight: 224g/7.90oz

Packing List:
1 * NIA Q2 Headset
1 * Charging Cable
1 * User Manual (English)