Fact Sheet

SC 230 USB ML is a competitively priced single-sided wideband headset
optimized for Microsoft Lync. With the focus on managing calls seamlessly
using one device, SC 230 USB ML with call control offers great functionality,
easy handling and convenience when connected to Microsoft Lync. Features
include: CircleFlex® patent-pending dual-hinge ear cup for perfect fit and
supreme comfort, noise-canceling microphone, and a lightweight raised
profile headband with numbered grooves. SC 230 USB ML is the ideal
headset for all-day users of Microsoft Lync who require Sennheiser HD voice
clarity and maximum call-handling flexibility when working in busy Unified
Communications environments
Benefits and Features
• Optimized for Microsoft Lync – with integrated call control and USB connector
• Best-in-class comfort – CircleFlex® patent-pending dual-hinge ear cup system
that adapts seamlessly to your ears, for instant perfect fit and relaxed all-day
Noise-canceling microphone – filters out ambient noise for optimum speech clarity
• Unique robust construction – crafted with look and feel in mind
• Single-sided wearing style – numbered headband grooves for step-by-step
adjustment for instant perfect fit
• Durability – metal reinforced headband designed for years of wearing pleasure
• Sennheiser HD voice clarity – wideband sound for a natural listening experience
• Bendable boom arm – ensures microphone position is always optimal. Cannot
be twisted out of position
• Pivotable boom – rotates through 350 degrees for wearing flexibility on right or
left ear and precision microphone placement
• Name tag personalization – easy user ID helps to avoid wearing a neighbor’s
ActiveGard™ – technology protects you from acoustic shock and sudden sound surges
• Peace of mind – 2-year international warranty
Product name SC 230 USB ML
Art. No.
40 44155 05141 4
6 15104 18117 5
General data
Wearing style
Headband, monaural (single-sided)
Frequency response
150 Hz – 6,800 Hz
Frequency response
150 Hz – 6,800 Hz
Sound pressure
Max. 113 dB limited by ActiveGard™
The efficient working tool

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