
Sennheiser Speakerphone Series
SP 20

SENNHEISER SP 20
Sennheiser SP 20 is a compact, portable
speakerphone designed for Unified Communications business professionals to make
personal or small group conference calls
via PC, mobile phone or tablet. Created for
business professionals who need flexible
conferencing solutions and who demand
exceptional design, excellent conference
sound and user-friendly functionality.
With Sennheiser sound quality, voice clarity and a dedicated music setting, the Sennheiser SP 20 represents Sennheiser’s sound
heritage and design at its best and makes
a bold statement of style and quality on
any desk.
Quality design
– designed to be seen and heard
With its iconic design, Sennheiser SP 20’s
lightweight slim profile makes it the ideal
working tool for the quality conscious
business professional. Requiring a minimum
of desk space, the Sennheiser SP 20’s
streamlined styling, discrete control panel
and superb finish signal high-end quality.
Sound leadership
– superb conference sound
With Sennheiser voice clarity and HD
sound, conference calls have never been
clearer. A dual talk feature allows users to
converse naturally and interrupt conversa-
tions, while echo canceling removes sound
reflections for an optimal communication
experience.
Designed with the professional user
in mind, Sennheiser SP 20 ensures an
outstanding communication experience
for listeners and users alike. The superior
audio performance of the speakerphone
enhances efficiency and the quality of
collaboration in and between organizations.
In addition, the speakerphone features a
dedicated music setting for relaxing with
music between calls.
User focus
– quick to connect, simple to use
Literally plug in and talk: Sennheiser SP 20’s
built-in cable system connects directly to
mobile phone, PC or tablet. Just connect the
device and you are ready to communicate.
Additional features include intuitive fingertip controls, long talk time and a protective
carrying pouch.
Benefits and key features:
Compact and portable – lightweight design
for mobile UC business professionals
Discrete design – premium styling for
discerning users
Outstanding communication – Sennheiser
voice clarity and echo cancellation for a
natural speech and listening experience
Better audio quality conferencing
– replaces PC and mobile speakers and
microphones for a superior quality audio
experience
Sound-enhancement profile for music and
video – enjoy music wherever you are
Exceptional sound – with Sennheiser HD
sound quality
Better interaction – dual talk feature
allows users to converse naturally and
interrupt conversations
UC compatibility – with major UC and
softphone brands
Plug in and talk – connect to both PC and
mobile phone or tablet and you are ready
to talk
Conferencing across devices – merges
PC/softphone and mobile calls into one
conference
Intuitive user interface – clear microphone
mute button, call and volume control and
easy cable management
Hands-free operation – the freedom to
call and work
Long talk time – up to 20 hours
Visual battery status – via LED indications
Voice prompts for low battery warning
– always sufficient talk time
Easy charging – in just 2 ½ hours via USB
cable
Convenience and protection – tailored
carry pouch

Product Information
Product name
Art. No.
EAN No.
UPC No.
Product description
General Data
Talk time
Charging time
Standby time
Weight
Dimensions
USB
Connectivity
Supported operating systems
Microphone
Microphone type
Frequency response
Microphone coverage
Speaker
Speaker type
Frequency response – multimedia
Audio performance
Packaging
Dimension of product packaging
(L x W x H)
Package weight (incl. complete
product and packaging)
Units in distributor master carton
Master carton weight
incl. products
Dimension of master carton
(L x W x H)
Unit pack/end user
Content of delivery
Box content
Spare parts
Product name Product description Art. No EAN No. UPC No.
Pouch – SP Series Speakerphone protection pouch 506051 40 44155 090444
3.5 mm mini jack adaptor Mobile adaptor cable 506052 40 44155 09045 1
Warranty
SP 20
506049
40 44155 09042 0
6 15104 25074 1
High-end speakerphone for UC solutions like Cisco, Avaya, IBM Sametime and mobile devices
Up to 20 hours
2 h 30 min
Up to 30 hours
210 g / 7.35 oz
110 x 30 mm / 4.33 x 1.18 in
Version 2.0
PC via USB; Tablet and mobile phone via 3.5 mm jack cable*
Windows and Mac
Omni Electret Condenser Microphone
150–6.800 Hz
360 degrees
Dynamic, neodymium magnet
150–15.000 Hz
Dynamic equalizer for communication and music mode for optimized audio performance.
Full duplex audio and echo cancellation for communication.
137 x 127 x 46 mm / 5.40 x 5.00 x 1.81 in
321 g / 11.24 oz
20 pcs
8.22 kg / 18.13 lb
360 x 346 x 280 mm / 14.81 x 13.63 x 11.03 in
1
- Speakerphone with USB cable and 3.5 mm jack cable
- Carry case (pouch)
- Safety guide
- Quick guide
6 15104 250789
6 15104 25079 6
2 years
*Please check Sennheiser Compatibility Guide at www.sennheiser.com/headsetcompatibility for mobile phone compatibility

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, call centers and
Unified Communications environments.
Please visit us at: www.sennheiser.com/cco
Sennheiser is one of the world’s leading
manufacturers of headphones, microphones,
wireless transmission systems and highquality 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.
For further information, please visit:
www.sennheiser.com/cco
Sennheiser Communications A/S
Industriparken 27 · DK-2750 Ballerup · Denmark