4: Features
Once undocked, press the key on the wireless mic to
replace the built-in speakerphone microphone.
When the wireless mic is active, the {icon} is displayed on
screen and the built-in speakerphone microphone is turned off.
To transfer a call from the wireless mic to the speakerphone
and back, press on the speakerphone.
Talk/End button: Press with one tap to answer or end a call.
The key is green when you have an incoming call, red when
you are on a call.
Mute/Unmute buttons: press red button on both sides. The
buttons light red when a call is muted.
Warranty
Warranty: Plantronics offers a two (2) year limited warranty. For full warranty details, conditions
and technical assistance, please visit our website: www.plantronics.com/support
Safety Instructions
Please read the following safety and operational instructions before using your Calisto phone system.
Please keep these instructions for your reference. When using this product, these basic safety
precautions and warnings should be followed to reduce the risk of fire, electric shock, injury to persons
and damage to property.
/!\ This symbol identifies and alerts the user to the presence of important safety warnings.
Operating, storage and charging temperature is 0°C to 40°C (32°F to 104°F).
/!\ Warnings
oObserve all signs and instructions regarding the use of an electrical device or RF radio product in
designated areas, such as gas/refueling stations, hospitals, blasting areas, potentially explosive
atmospheres, or aircraft.
oDo not insert anything into the product because this may cause damage to the internal components
or cause injury to you.
oAvoid contact with liquids. Do not locate this product near water, for example, near a bathtub, or sink,
in a wet basement, or near a swimming pool.
oUse only those Plantronics products and accessories designed for use with this product.
oCHILDREN. Never allow children to play with the product—small parts may be a choking hazard.
oIf you experience a skin irritation after using this product, discontinue use and contact Plantronics.
/!\ Wireless Microphone Charging/Battery Warnings (PA50)
