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

• Microphone features polar pattern and frequency response tailored for natural, highly intelligible vocal reproduction
• Closed-back circumaural ear cups help seal out crowd noise and other background distractions
• Neodymium magnets in microphone and headphones for high output level & detailed sound reproduction
• Cardioid pickup pattern of the dynamic microphone rejects off-axis sounds
• Boom-mounted microphone can be positioned on the left or right side
• Adjustable cushioned headband and lightweight design for long-wearing comfort
• Rugged design with user-replaceable cable and ear pads
• Detachable cable (BPCB1) terminates in 3-pin XLRM-type connector for microphone and ¼” 3-conductor for headphone

• Type: Closed-back Dynamic (Headphone) Cardioid Dynamic (Microphone)
• Driver Diameter: 40 mm (Headphone)
• Magnet: Neodymium (Headphone)
• Voice Coil: Copper-clad aluminum wire
• Frequency Response: 20-20,000 Hz (Headphone) 40-20,000 Hz (Microphone)
• Maximum Input Power: 1,600 mW at 1 kHz
• Sensitivity: 100 dB (Headphone) -57 dB (1.4 mV) re 1V at 1 Pa (Microphone)
• Impedance: 65 ohms (Headphone) 560 ohms (Microphone)
• Weight: 264 g (9.3 oz)
• Cable: 3.3 m (10.8') long with 8-pin connector at headset end; 3-pin XLRM-type connector (microphone) and 6.3 mm (1/4“) phone plug (headphone) outputs
• Accessories Included: 3 windscreens; spare connector screw
• Dimensions: 82.0 mm (3.23“) wide (earcup); 46.0 mm (1.81“) wide (headband); 180.1 mm (7.09“) long (boom), microphone extended; 24.0 mm (0.94“) diameter (microphone)

The new MOMENTUM In-Ear Wireless combines sleek design, immaculate sound performance and take-anywhere mobility. This premium neckband headset made of luxurious, high-quality materials, offers exceptional hi-fi wireless sound assured by Bluetooth 4.1 and Qualcomm® apt-X™. With NFC for simple one touch pairing, an integrated microphone, and a ten-hour battery life, it is the perfect companion to mobile devices. Well-conceived in every detail, the MOMENTUM In-Ear Wireless provides a rich, uncompromised experience. For superior acoustic precision its stainless steel in-ear sound tunnels have been custom machined. Its high-quality dynamic speaker system delivers the signature MOMENTUM sound effortlessly: powerful bass response, detailed vocal projection and a great sound stage.


The neckband of the MOMENTUM In-Ear Wireless not only looks great, it also harbors a handy three-button remote and high-quality microphone, making it easy to stay connected and manage phone calls and control music on the go. The headset supports convenient multi-connection with up to 2 devices at once. Voice prompts notify you of the pairing-status and provide battery life warnings. Vibration alert for incoming calls and the support of USB audio with USB charging round up this comprehensive ease-of-use package. The sleek and robust ergonomic around-the-neck design of the MOMENTUM In-Ear Wireless allows for comfortable all day listening. With signature MOMENTUM details such as earpieces with a mirrored chrome finish and ultra-soft sheepskin nappa leather stitched onto the neckband, it offers luxury craftsmanship deserving of the unique MOMENTUM sound signature.

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

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

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