Brand Name: QCY
<br />Style: In-Ear
<br />Line Length: None
<br />Resistance: 80 
<br />Communication: Wireless
<br />Support APP: Yes
<br />Waterproof: No
<br />Wireless Type: Bluetooth
<br />Plug Type: USB
<br />Sensitivity: 120±2dB
<br />Connectors: USB
<br />Function: Bluetooth,Noise Cancelling,Microphone,for Video Game,For Routine Office Work,Wireless Headphone,For Mobile Phone,Portable,For iPod,HiFi Headphone,Sport,Supports music
<br />Support Apt-x: Yes
<br />Vocalism Principle: Dynamic
<br />Frequency Response Range: 20-20000Hz
<br />Support Memory Card: No
<br />Model Number: J11
<br />condition: new ,orignal
<br />for: music ,outdoor activity .
<br />version: Bluetooth 4.1
<br />size: 36x24x23mm
<br />feature: mini Wireless Bluetooth Headphone
<br />weight: 5.92g
<br />bluetooth headset: bluetooth earphone
<br />wireless earphones: fone de ouvido bluetooth
<br />auriculares bluetooth: ecouteur