SENNHEISER CC 540 HEADPHONES-MICROPHONE VOIP

Wearing style     Headband
Impedance     ~300 Ω
Connector     Easy Disconnect
Frequency response (microphone)     300 Hz - 3400 Hz
Frequency response (headphones)     300 Hz - 3400 Hz
Microphone     Ultra Noise Cancelling
Sound pressure level (SPL)     Max. 103 dB limited by ActiveGard™
THD, total harmonic distortion     < 1%
Cable length     1 m / 3.3 ft Kevlar®* reinforced (*Kevlar® is a trademark of Dupont)
Earpad size     Large ø 46 mm / 1.8 inch
What's in the box?
Headset
Acoustic foam ear pads
Carry bag
Clothing clip
Colored identification clips (3)
Leatherette ear pad
Microphone windscreen

Wearing style     Headband
Microphone     Ultra Noise Cancelling
Frequency response (microphone)     300 Hz - 3400 Hz
THD, total harmonic distortion      Impedance     ~300 Ω
Frequency response (headphones)     300 Hz - 3400 Hz
Sound pressure level (SPL)     Max. 103 dB limited by ActiveGard
Earpad size     ø 51 mm / 2.1 inch
Cable length     1 m / 3.3 ft Kevlar®* reinforced
Connector     Easy Disconnect
What's in the box?
Headset
Acoustic foam ear cushion
Carry bag
Clothing clip
Coloured identification clips (3)
Leatherette ear cushion
Microphone Windscreen

SC 30 USB ML is a deployment-friendly, single-sided wideband headset optimized for Microsoft Lync. Features include noise-canceling microphone and large ear pad for comfortable use. SC 30 USB ML is designed for users who require maximum call-handling flexibility when working in Unified Communications environments.

• Optimized for Microsoft Lync – with integrated call control and USB connector

• Sennheiser HD voice clarity – wideband sound for a natural listening experience

• Noise canceling microphone – filters out ambient noise for optimum speech clarity

• High-Comfort – large ear pad in a lightweight headset for relaxed wearing

• Single-sided wearing style – letʼs you hear whatʼs going on around you

• Solid construction – crafted with look and feel in mind

• Bendable boom arm – ensures microphone position is always optimal. Cannot be twisted out of position

• Pivotable boom – rotates through 340 degrees for wearing flexibility on right or left ear and precision microphone placement

• ActiveGard© – technology protects you from acoustic shock and sudden sound surges

• Peace of mind – 2-year international warranty

• Call control features: Answer/End a call, volume up/down, microphone mute, redial last outgoing call

Premium wired headsets optimized for Microsoft Lync. Built to withstand the rigors of the toughest contact center, office or Unified Communications (UC) environment, they are designed for quality-conscious professionals requiring HD voice clarity, durability and all-day comfort. Users can manage calls seamlessly through the call control unit and enjoy the stereo sound quality from the high quality neodymium speakers.

Wearing style     Headband
Color     black
Impedance     ~300 Ω
Connector     Easy Disconnect
Frequency response (microphone)     300 Hz - 3400 Hz
Frequency response (headphones)     300 Hz - 3400 Hz
Microphone     Ultra Noise Cancelling
Sound pressure level (SPL)     Max. 103 dB limited by ActiveGard™
THD, total harmonic distortion      Cable length     1 m / 3.3 ft Kevlar®* reinforced (*Teflon® and Kevlar® are trademarks of Dupont)
Earpad size     Regular ø 42 mm / 1.7 inch
What's in the box?
Headset
Acoustic foam ear pad
Carry bag
Clothing clip
Colored identification clips (3)
Leatherette ear pad
Microphone windscreen
Single sided headband with side support

Wearing style     Headband
Microphone     Ultra Noise Cancelling
Frequency response (microphone)     300 Hz - 3400 Hz
THD, total harmonic distortion      Impedance     ~300 Ω
Frequency response (headphones)     300 Hz - 3400 Hz
Sound pressure level (SPL)     Max. 103 dB limited by ActiveGard
Earpad size     ø 51 mm / 2.1 inch
Cable length     1 m / 3.3 ft Kevlar®* reinforced
Connector     Easy Disconnect
What's in the box?
Headset
Acoustic foam ear cushion
Carry bag
Clothing clip
Coloured identification clips (3)
Leatherette ear cushion
Microphone Windscreen