Products Name：KUBT BT-300 

Products Medol：BT-300

Products Detail：

THD：＜１%

SNR：≥75 db

Speaker Size:40mm

Speaker Impedance:32Ω

Using Hours: 9-12 Hours

Headphones Net Weight：140g

Carrier Frequency: Bluetooth

Receiving Range:8m,360 degrees

Frequency Response:20 Hz—20 KHz

Other Features: Built-in rechargeable battery/USB sound card

Features:

Perfect stereo sound,support bluetooth receiving, within 12m.

With microphone,support taking phone call directly by earphone.

Weight: 255 g

Box Size: 81*41*32 cm

Per/Box:  36 pcs