
DW Pro 1 USB ML
Single-sided DECT headset
Enjoy your calls in HD voice clarity and get
natural high-definition sound for superior
voice clarity. Work safely ensured that the
ActiveGard™ technology will protect your
hearing.
Imagine making every call in comfort, and
being able to focus on what’s important:
the CONVERSATION.
Benefits and Features:
Optimized for Microsoft Lync
Iconic design – crafted for best comfort
Sennheiser HD voice clarity – wideband
sound for natural listening experiences
H
igh comfort wearing styles - perfect
adjustment to your ear for a full day
wearing comfort
Ultra
noise-canceling microphone filters
out unwanted background noise
Pairing for desk sharing and phone
conferences – intuitive and easy to set up
Microphone mute and volume up and
down – intuitive user interface
Full workday talk time – 8 hours in wideband sound mode and 12 hours in
narrowband sound mode
Re-charge 50% of your battery in
20 minutes – intelligent fast charging
Long distance wireless range – in typical
office building: up to 55 m and in
line of sight: up to 180 m
ActiveGard™ technology – protects your
hearing against acoustic shock
Product Information
Product name
Order name
EAN No.
UPC No.
Art. No.
Technical Data
DECT for EU, UK, AUS
DECT for US
GAP compatible
Headset
Base Station
Headset Auto Link to Base
Firmware Requirement
MS Communicator 2007 R2 certified/
optimized
MS Lync certified/optimized
Microphone
Frequency response Wideband
Mode
Frequency response Narrowband
Mode
Mute Microphone
Speaker
Speaker type
Frequency response Wideband
Mode
Frequency response Narrowband
Mode
All acoustic parts observe the TIA-920 wideband standards
DW Pro 1 USB ML - EU DW Pro 1 USB ML - UK DW Pro 1 USB ML- US DW Pro 1 USB ML - AUS
DW 20 USB ML – EU DW 20 USB ML – UK DW 20 USB ML – US DW 20 USB ML – AUS
40 44155 05204 6 40 44155 05206 0 40 44155 05205 3 40 44155 05207 7
6 15104 18209 7 6 15104 18211 0 6 15104 18210 3 6 15104 18212 7
504470 504472 504471 504473
DECT CAT-iq (1.880 to 1.900 MHz)
DECT 6.0 (1.920 to 1.930 MHz)
Yes (Headset)
Connect to Base
Connect to softphone
Yes, can be activated on the base station
V. 89 or higher for headset and base
Yes
Yes
150 Hz – 6.8 KHz
300 Hz – 3.5 KHz
Yes
Neodynium Magnet Speaker
150 Hz – 6.8 KHz
300 Hz – 3.5 KHz

Product Information
General Data
Operational temperature range
Storage temperature range
Weight, ear hook version
Weight, headband version
Ear pad size
Battery (Lithium Polymer)
Personalization
Range – line of sight
Range – in typical office building
Automatic power adjustment
Talk time in Wideband Mode
Talk time in Narrowband Mode
Stand by time
Auto – headset OFF when out of
range
Charge time 0 – 50%
Charge time 0 – 100%
Packaging
Package dimensions (H x W x D)
Package weight
Units in distributor master carton
Master carton dimensions
(H x W x D)
Master carton weight
Safety
Automatic Acoustic Shock
Protection
EU/AUS Limiter
Delivery content
Headset (with name plate for ear hook and distance holder)
Base Station
Power supply
USB cable
Name plate holder for headband and name plate instruction
Printed QuickGuide
CD with Manual, QuickGuide, nameplate template and HeadSetup Installation Program
Printed safety guide
Accessories
Headset charger
Spare HS Charger - USB
Multi USB Power Source
Single components
Headset and base station can be purchased separately. This allows a 2nd headset to be added to any DW Series base station or used as a spare.
Single headset of DW 20
DW Base set USB ML
DW Base set USB ML
DW Base set USB ML
DW Base set USB ML
Base including power supply and USB cable
+5 °C to + 45 °C (+41 °F to +113 °F)
-20 °C to + 70 °C (-4 °F to +158 °F)
22 g
50 g
ø 50 mm / 1.96 inches
Exchangeable for service (see manual)
Yes with nameplate on headset
180 m
55 m
Yes (distance between headset and base)
Up to 8 hours
Up to 12 hours
Up to 100 Hours
Yes ➠ after 30 minutes
20 minutes
1 hour
16.5 cm x 16 cm x 16 cm
940 g
8
36 x 38 x 38 cm
8.85 kg
YES ➠ ActiveGard™
YES ➠ Activation by dip switch
Order name Art. No EAN No. UPC No.
CH 10 504366 40 44155 050998 6 15104 18053 6
CH 10 USB 504365 40 44155 051001 6 15104 18055 0
MCH 7 504348 40 44155 050820 6 15104 18030 7
Order name Art. No EAN No. UPC No.
DW 20 HS 504325 40 44155 050592 6 15104 17997 4
DW BS USB ML - EU 504482 40 44155 052169 6 15104 18221 9
DW BS USB ML - UK 504484 40 44155 052183 6 15104 18223 3
DW BS USB ML - US 504483 40 44155 052176 6 15104 18222 6
DW BS USB ML - AUS 504485 40 44155 052190 6 15104 18224 0

Product Information
Spare parts
Order name Art. No EAN No. UPC No.
Power supply US
Power supply AUS
Power supply UK
Power supply EU
Spare battery
Earpad
Name plate set
USB cable
Type approvals
Worldwide
Europe
CE
USA:
Approved by
Canada:
USA:
Australia
UNI PS US 01 92893 40 12418 928933 6 15104 92893 0
UNI PS AUS 01 520334 40 44156 023083 6 15104 13459 1
UNI PS UK 01 92892 40 12418 928926 6 15104 92892 3
UNI PS EU 01 94707 40 12418 947071 6 15104 94707 8
DW BATT 03 504374 40 44155 051087 6 15104 18067 3
HZP 25 DW 10 504349 40 44155 050837 6 15104 18031 4
Name plate set, DW 10 504353 40 44155 050875 6 15104 18036 9
USB cable - DW 504363 40 44155 050974 6 15104 18051 2
TCO ‘07
EMC - EN 301489-6
RADIO - EN 301406
Safety - EN 60950-1
SAR (headset) - EN 50360 ref. EN 62209-1
This product meets the safety requirements of CSA
No. 231437
Industry Canada RSS 213 Issue 2
IC ID 2099 D-TDB1 (base station)
IC ID 2099 D-TDH1 (headset)
FCC 47 CFR Part 15 (d)
FCC ID: DMOCDBDIB (base station)
FCC ID: DMOCDHDKB (headset)
AS/ACIF S004