Sennheiser SC 230 USB MS II, SC 260 USB MS II, SC 230 USB CTRL II, SC 260 USB CTRL II, SC 230 USB Fact Sheet

The

Working Tool

for all day

Performance

CIRCLE™ SERIES

Complete the Circle
of Communication

Sennheiser’s CIRCLE™ Series, our popular range of robust, wired
headsets, has proven to be a lasting favorite with contact centers,
offices and Unified Communication professionals around the world

- and for good reason: In increasingly stressful workplaces, being
able to hear and be heard clearly is critical to performance - and
long-term comfort is essential for all day users to maintain their
focus and energy.

Smart communication tools like CIRCLE™ allow users to work more
efficiently, giving their company a measurable competitive advan­tage. With Sennheiser Voice Clarity, noise-cancelling microphone
for noisy environments and a lightweight, ergonomic design for
all day use, CIRCLE™ is simply the perfect tool when clear commu­nication and long-term user comfort are crucial to the job in hand.

A Full Circle of
Benefits and Features

Put an end to the frustration of hard-to-hear
conversations with Sennheiser Voice Clarity and
experience a new level in all day wearing comfort
that lets you focus on the job, not your headset.

Sound leadership

With Sennheiser Voice Clarity and noise-cancelling microphone,
CIRCLE™ headsets optimize speech intelligibility in noisy envi-
ronments to deliver a clearer, more natural conversational expe-
rience during calls.

Quality design

Built to last, CIRCLE™ headsets are with their durable construc-
tion designed for years of continuous use. Their lightweight,
metal reinforced headband with numbered grooves gives a per-
sonalized fit and a fully adjustable, bendable boom arm posi-
tions the microphone perfectly.

User focus

Designed for all day use, CIRCLE™ headsets feature CircleFlex®
dual-hinge ear cups with ear pads in soft acoustic foam with
leatherette cover for user flexibility and long lasting user com-
fort. Sennheiser ActiveGard® technology protects users from
acoustic shock and sudden sound surges. Additionally, a nylon
carry pouch for transport or storage is included to protect the
headset when not in use.

Acoustic foam ear pads with
leatherette cover – for all day
wearing comfort

In-line call control unit***
– ergonomic, simple and functional
for seamless call management.

Unique magnetic holder***
– simple fixation of the call control
unit to the work desk for easy call
handling at your fingertips

Durable construction with
lightweight, metal reinforced
headband - designed for
years of continuous use

Switchable Noise at Work limiter*
– in compliance with EU Noise at
Work legislation**

CircleFlex® dual-hinge ear cup
system adapts seamlessly to
your ear for perfect fit

Noise-cancelling microphone
– filters out ambient noise
for optimum speech clarity

Bendable boom arm
– ensures optimal micro­phone position

Unique robust design
– crafted with look
and feel in mind

Numbered headband
grooves for step-by-step
adjustment for perfect fit

* Available on USB variants
** EU Noise at Work Directive (Directive 2003/10/EC)
*** Available on the USB CTRL II and USB MS II variants

Variants Overview of
Sennheiser CIRCLE™ Series

CIRCLE™

SC 230,
SC 260

Optimized for use in Contact Centers and Offices

Wired headset for flexible and all day use in busy contact
centers and offices

Sennheiser Voice Clarity and noise-cancelling microphone
ensure a clear and natural sound experience in busy and
noisy environments

Easy Disconnect – disconnect the headset from the bottom
cable on the ED plug for flexible use

Acoustic foam ear pads with soft leatherette cover - for user
flexibility and all day wearing comfort

Protective nylon carry pouch - for easy storage or transport

CIRCLE™

SC 232,
SC 262

Optimized for low impedance devices

Wired headset optimized for low impedance devices
(certain desk phones, mobile phones etc.)

Sennheiser Voice Clarity and noise-cancelling microphone
ensure a clear and natural sound experience in busy and
noisy environments

Easy Disconnect – disconnect the headset from the bottom
cable on the ED plug for flexible use

Acoustic foam ear pads with soft leatherette cover - for user
flexibility and all day wearing comfort

Protective nylon carry pouch - for easy storage or transport

CIRCLE™

SC 230 USB,
SC 260 USB

Optimized for Unified Communications (UC)

Wired USB headset optimized for all major UC
and softphone brands

Sennheiser Voice Clarity and noise-cancelling
microphone ensure a clear and natural sound
experience in busy and noisy environments

Optimized for communication and multimedia
– due to automatic sound-enhancement profiles

Acoustic foam ear pads with soft leatherette cover ­for user flexibility and all day wearing comfort

Protective nylon carry pouch - for easy storage or
transport

CIRCLE™

SC 230 USB CTRL II,
SC 260 USB CTRL II

Optimized for Unified Communications (UC)

Wired USB headset optimized for all major UC
and softphone brands

Features an ergonomic, simple and functional
in-line call control unit - for seamless call management.

Sennheiser Voice Clarity and noise-cancelling
microphone ensure a clear and natural sound
experience in busy and noisy environments

Optimized for communication and multimedia
– due to automatic sound-enhancement profiles

Acoustic foam ear pads with soft leatherette cover - for user
flexibility and all day wearing comfort

Protective nylon carry pouch - for easy storage or transport

CIRCLE™

SC 230 USB MS II,
SC 260 USB MS II

Certified for Skype for Business

Wired USB headset certified for Skype for Business

Features an ergonomic, simple and functional in-line
call control unit - for seamless call management.

Sennheiser Voice Clarity and noise-cancelling
microphone ensure a clear and natural sound
experience in busy and noisy environments

Optimized for communication and multimedia
– due to automatic sound-enhancement profiles

Acoustic foam ear pads with soft leatherette cover - for
user flexibility and all day wearing comfort

Protective nylon carry pouch - for easy storage or transport

For full technical specifications of the CIRCLE™ variants,
visit www.sennheiser.com/circle-series

Experience Sennheiser

Perfection is always relative: Users have different expectations
from their headsets and speakerphones depending on their
needs. For professional users, that need is to communicate as
effectively as possible.

With Sennheiser’s range of headsets and speakerphones, the
combination of exceptional HD sound, quality design and build
– and a focus on real life usability – give the best performance
possible in busy offices, contact centers and Unified Communications
environments.

See more at www.sennheiser.com/cco

Sennheiser is one of the world’s leading
manufacturers of
wireless transmission systems and high-quality
headsets for both business and entertainment.

Drawing on the electro acoustics expertise of
Sennheiser and the leading hearing healthcare
specialist William Demant, Sennheiser
Communications´ wireless and wired headsets
and speakerphones for contact centers, offices
and Unified Communications, professionals are
the result of Sennheiser’s and William Demant’s
joint leadership in sound quality, design,
wearing comfort and hearing protection.

headphones, microphones,

Sennheiser Communications A/S

1 Enterprise Drive, Old Lyme, CT 06371 USA