Quinta MU 22 - Digital wireless double delegate microphone unit - Original beyerdyamic Art. No. 723940

Unused and in original packaging - REMAINING STOCK

• High level of interference immunity and security against eavesdropping during data transmission
using a special modulation method DSSS (Direct Sequence
Spread Spectrum) also in use with other radio systems
• Wireless transmission with integrated
True diversity antenna technology in receive and transmit direction
• Three adjustable frequency bands: 2.4 / 5.2 / 5.8 GHz
• Automatic or manual, silent change to a
interference-free frequency range according to EN 300328 ETSI
• Automatic detection of interference carriers
in all frequency spectra
• Processor-controlled and automatic
Audio channel allocation of the intercom stations
• Digital encryption (128 bit) against
Unauthorized listening and eavesdropping with
additional PIN code (24 bit)
• Detachable gooseneck microphone
with Scudio® technology in different lengths,
5-pin XLR connector with concealed locking
• Red light ring on the gooseneck signals
Availability of the intercom
• Three-color backlit soft-touch keys
• Stainless steel control panel with Braille
• Microphone button to switch the microphone on and off
• Automatic microphone activation via
Voice activation possible

• High-quality plastic housing with
reflection-free Alexit comfort varnish
• Integrated broadband speaker with speech equalization
• Speaker attenuation when microphone is switched on
• Adjustable documentation or headphone output
with 3.5 mm stereo jack
• Programming of adjustable parameters is done via the
Online control center with corresponding configuration software
• Automatic call station shutdown
on standby command from the control center or
with control center switched off
• Operating indicator
• Battery monitoring with transmission to the control center
• Operation control LED with status message when the
Minimum capacity
• Charging contacts for charging the integrated
Batteries in the charging case
• Tried and tested processor-controlled charging electronics
prevents memory effect and always ensures the
immediate use of the intercoms
• Charging indicator via illuminated ring on the gooseneck and rear
LED when using the external charging and operating power supply
• Maximum charging time 2.5 hours with completely empty battery
(NiMH) with charging case
• DC connection for mains operation and charging the battery
• Operating time at least 20 hours.