1. The super cardioid single pointing microphone reduces background noise and makes the pickup clearer. Record at the pickup cues point and choose a suitable recording distance.
2. Using 30MM speakers, the sound is powerful, and the built in Hi Fi sound card chip makes the sound clearer.
3. Off type multimedia office telephone line controller, "M" is the microphone mute switch, "S" is the speaker mute switch, "+" is the volume up switch, and "‑" is the volume down switch.
4. USB 2.0 version digital chip office traffic adapter cable,which is plug and play, and no driver required. Suitable for for OS X,for Chrome OS,support calling various platforms using for SKYpe, for , for FaceTime for OS X to operate.
5. Using brass shielded wire, anti electromagnetic interference, reduce signal transmission loss, light body, comfortable clamping force, freely headset size.

Specification:
Item Type: Computer Headset
Material: ABS,Brass
Microphone:
Microphone Size: Approx.Ф6.0 x 5.0mm / 0.2 x 0.2in
Directionality: Single Point
Sensitivity: -47±3dB
Impedance ≤ 2.2kΩ
Straw Length: Approx. 23cm / 9.1in
Trumpet:
Diameter: Approx.Ø30mm / 1.2in
Impedance: 32Ω
Frequency Response: 20Hz to 20kHz
Output Sound Pressure (S.P.L): 96dB±3dB
Plug Type: Approx.USB+Ø3.5mm / 0.14in Single Plug

How to Use:
USB 2.0 version digital chip office traffic adapter cable, plug and play, no driver required.

PackageList:
1 x Headset
1 x User Manual
1 x USB Transfer Chip