Ecom Instruments x.com 400/401 Operating Instructions Manual page 11

Ecom instruments mobile phone operating instructions
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Connectors
Programmable
button
Speaker
PTT
The PTT key is used in hands free mode in order to deactivate the loudspeakers and to activate
the second microphone in the upper part of the mobile phone.
76

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X.com 500/501-exX.com 600/601-ex

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