Controls and Connection
PTT Button
This button is used to activate the
push-to-talk feature of the Zello app.
It can also be used to answer or
hang up incoming telephone calls.
Front Firing Speaker
Received calls are heard over this
speaker. The volume level is controlled
using the volume controls on the phone.
Microphone
:
This microphone picks up
the user’s voice audio
Status LED
The LED flashes messages that let the
user know the current status of the
speaker microphone.
Earphone / Charge Jack
This jack is used to connect the supplied
charge cable to the speaker microphone. It
can also be used to connect a wired
listen-only earphone for enhanced privacy.
Multifunction Button
Holding down this button for one second will
turn the speaker microphone on and off. This
button can also be used to place the speaker
microphone into pairing mode so that it can be
connected wirelessly to a cellular phone
Clothing Clip
The alligator-type clip secures the
speaker, microphone to the user’s
clothing during use. The clip can be
rotated to allow the microphone to
be better positioned.