Ceiling-mounted speakers, Microphone, Microphone charging cradle – Smart Technologies SMART Audio 340 User Manual
Page 11: Optional accessories

Ceiling-mounted speakers
The four 30 W ceiling-mounted speakers receive both power and audio
input through speaker wire from the room module.
Microphone
Your SMART Audio system transmits an infrared signal by line of sight
up to 15' (4.6 m) to a receiver in the room module or an expansion
sensor. The microphone has power, volume and mute buttons.
You can connect external wired microphones to the 3.5 mm jack on the
side of the microphone.
You can wear it on your belt, hold it in your hands or attach the included
lanyard to the microphone and then wear it around your neck. You can
also add an auxiliary microphone such as a headset.
Microphone charging cradle
You can charge the microphone in the wall-mounted microphone
charging cradle provided with your SMART Audio system
Optional accessories
Part no.
Name
Description
CAS-HSMIC
SMART Audio system wired
headset microphone
For hands-free operation, you can use an
auxiliary headset microphone or a
lavaliere microphone that you attach to
your collar, tie or other clothing.
CAS-LVMIC
SMART Audio system wired
lavaliere microphone
CAS-300-IRMIC
SMART Audio system wireless
infrared transmitter microphone
You can use a second microphone as a
backup or as a student microphone.
CAS-300-IRSENS
SMART Audio system expansion
infrared sensors
You can connect one or two expansion
sensors to the room module to increase
audio coverage in a large room, or to fill in
the blind spots. An expansion sensor
includes a 15' (4.5 m) cable.
C H A P T E R 1
Getting started
5