Sennheiser SKM 2020-D Dimensions

Modulation 2-FSK
RF frequency range 926 -928 MHz
Number of channels 6
Frequency response 100 – 7,000 Hz
RF output power 1 mW
Signal-to-noise ratio > 65 dB(A)
Total harmonic distortion ≤1%
Pick-up pattern Cardioid
Transducer principle Dynamic
Operating time (rech. batt. pack) 8 hours
Power supply BA 2015 (2.4 V); 2 AA (1.5 V)
Operating temperature 0 - 50°C
Weight incl. rechargeable batt. pack 14.82 oz.
Range 80 ft. indoors, 160 ft. outdoors
Digital RF wireless transmission
6 channels in the license-free ISM frequency
band (926-928 MHz)
Rugged housing for everyday use
Ideal for use in noisy environments
Backlit display indicates selected channel
and battery status
Rotatable end cap for on/off, mute, and
menu settings
Up to 8 hours of use with the BA2015G2
rechargeable battery
KEY FEATURES TECHNICAL DATA
Digital Handheld Transmitter
SKM2020-D-US
The SKM 2020-D-US handheld transmitter may be the easiest way to address your audience. Should a participant have
a question, simply hand the microphone to them and all participants will hear clearly! The transmitter is easy to operate
and offers a rugged design for everyday use. The microphone effectively attenuates unwanted background noise to
ensure clear, reliable communication to all of your listeners. A convenient backlit display allows the user to view the
active channel, as well as battery status. The included BA2015 G2 rechargeable battery offers up to 8 hours of use and
charges in about 3.5 hours with the EZL2020-20L charger.
About the Tourguide 2020 Series
The Tourguide 2020 series is the first digital RF wireless tour guide system in the ISM band, offering excellent audio
quality and extremely reliable, interference-free communication. Designed for easy set-up and operation, this system
offers a high degree of flexibility with six available audio channels, making it an ideal choice for almost any guided
tour application! Other system components include a small bodypack transmitter, SK 2020-D-US, with your choice of
microphone (ordered separately); lightweight stethoset receivers, HDE 2020-D-US; and a portable, convenient carrying
case with charger, EZL2020-20L.

Digital Handheld Transmitter
SKM2020-D-US
Sennheiser Electronic Corporation
1 Enterprise Dr • Old Lyme, CT 06371
[phone]
ARCHITECT SPECS
The transmitter must utilize the ISM band frequencies of 926 – 928 MHz for transmission of up to six audio channels,
with an AF frequency response of 100–7,000 Hz. It must accept a rechargeable battery or 2 AA batteries. It must
feature a rotatable end cap for access to on/off, mute, menu up/down, and set buttons. It must have a backlit display
indicating signal source, source level, selected channel, battery status and lock mode. It must be easily configured via
set and menu up/down buttons.
The SKM2020-D-US offers a high degree of flexibility with six available audio channels, making it an ideal choice for
almost any guided tour, assistive listening, language transmission and more!
APPLICATIONS: