Toa IR-310M - Manual (Page 3)

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2. GENERAL DESCRIPTION
The IR-310M (hands-free type) infrared wireless microphone is intended for speech applications
and uses unidirectional electret condenser microphone unit featuring high sensitivity and clear
sound.
3. FEATURES
• Selectable one of 2 different frequencies.
• Equipped with a Function button to control external equipment like paging system, strobe
light or message repeater when using with the unit in conjunction.
(This function is enabled only when the unit’s transmitting frequency is set to Channel "A.")
• Powered by an IR-200BT rechargeable NiMH battery.
• The IR-310M is equipped with an external microphone input terminal, allowing it to be used
in combination with the YP-M301 or WH-4000H Headset Microphone.
• The microphone system’s infrared transmission eliminates problems with interference
or eavesdropping, allowing simultaneous use in adjacent conference rooms or school
classrooms.
This device complies with Part 15 of the FCC Rules. Operation is subject to the following
two conditions:
(1) this device may not cause harmful interference, and
(2) this device must accept any interference received, including interference that may cause
undesired operation.
Any modifications made to this device that are not approved by TOA Corporation may void
the authority granted the user by the FCC to operate this equipment.
FCC Compliance
Note: This equipment has been tested and found to comply with the limits for a Class B digital
device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable
protection against harmful interference in a residential installation. This equipment generates,
uses and can radiate radio frequency energy and, if not installed and used in accordance with
the instructions, may cause harmful interference with radio communications. However, there is
no guarantee that interference will not occur in a particular installation. If this equipment does
cause harmful interference to radio or television reception, which can be determined by turning the
equipment off and on, the user is encouraged to try to correct the interference by one or more of
the following measures:
• Reorient or relocate the receiving antenna.
• Increase the separation between the equipment and the receiver.
• Connect the equipment into an outlet on a circuit different from that to which the receiver is
connected.
• Consult the dealer or an experienced radio/television technician for help.