2
• To prevent the electromagnetic wave from badly
influencing medical equipment, make sure to
switch off the unit's power when placing it in close
proximity to the medical equipment.
• When the unit is not in use for 10 days or more, be
sure to take the battery out of the unit because
battery leakage may cause personal injury or
contamination of environment.
• Make sure to observe the following handling
precautions so that a fire or personal injury does
not result from leakage or explosion of the battery.
· Do not short, disassemble, heat nor put the
battery into a fire.
· Never charge batteries of the type which are not
rechargeable.
· Do not solder a battery directly.
· Be sure to use the specified type of battery.
· Note correct polarity (positive and negative
orientation) when inserting a battery in the unit.
· Avoid locations exposed to the direct sunlight,
high temperature and high humidity when storing
batteries.
CAUTION TO USER: Changes or modifications not
expressly approved by the party responsible for
compliance could void the user's authority to operate
the equipment.
1. SAFETY PRECAUTIONS
• Be sure to read the instructions in this section carefully before use.
• Make sure to observe the instructions in this manual as the conventions of safety symbols and messages
regarded as very important precautions are included.
• We also recommend you keep this instruction manual handy for future reference.
Safety Symbol and Message Conventions
Safety symbols and messages described below are used in this manual to prevent bodily injury and property
damage which could result from mishandling. Before operating your product, read this manual first and
understand the safety symbols and messages so you are thoroughly aware of the potential safety hazards.
WARNING
CAUTION
Indicates a potentially hazardous situation which, if mishandled, could
result in death or serious personal injury.
Indicates a potentially hazardous situation which, if mishandled, could
result in moderate or minor personal injury, and/or property damage.
WARNING
CAUTION
2. GENERAL DESCRIPTION
The TOA's WM-5320 is a lapel wireless microphone, and the WM-5320A and WM-5320H are headset
wireless microphones, which are all designed for speech use.
The WM-5320 employs an omni-directional electret condenser microphone element, while the WM-5320A and
WM-5320H employ unidirectional electret condenser microphone elements.
The WM-5320A differs from the WM-5320H in that the WM-5320A features sweat-proof design and is
supplied with a waist pouch.
3. FEATURES
• One frequency can be selected from 16 operating frequencies of 16 frequencies of 692 – 865 MHz.
• An optimized PLL-synthesizer minimizes the oscillation frequency drift resulting from the ambient
temperature or voltage fluctuation.
• Audio level control adjusts the microphone sensitivity.
• Power/Battery lamps indicate battery consumption to prevent the unit from malfunctioning when the battery
level remarkably decreases.
• Compact and high reliability
• Sweat-proof handset with an adjustable fixing band is exclusively designed for use by aerobics instructors.
(WM-5320A only)
