User's Manual

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DTMF Call

▇ Manual Dial

Press any key from the DTMF keypad of the microphone, while holding down the [[PTT]],

to transmit the DTMF frequency, and the DTMF tone will be heard from the local speaker.

Release the [[PTT]] to remain transmission for 2s (programmable by your dealer), press a

numeric key within the 2s to continue transmission.

▇ Keypad Auto [PTT]

If the feature is enabled by your dealer, press numeric key to transmit DTMF frequency

without pressing the [[PTT]].

▇ Store & Send

When the feature enabled, enter a pre-stored DTMF number (up to 16 digits) in receive

mode, then press the [PTT] on the microphone to initiate a call, simultaneously, the dialed

DTMF number scrolls across the LCD, and the corresponding DTMF tone is heard.

Note:

* If you dialed a wrong number or you want to cancel the dialing, you just simply press any

key on the front panel other than the power switch to exit.

* The “D” character can be programmed by your dealer as a blank tone, that is, the “D”

tone will not be heard while transmitting, but only a delay. The delay time of the “D”

character is programmable by your dealer.

▇ DTMF Speed

6, 8, 10 or 15 digits per second is programmable by your dealer.

The feature is designed to reduce false decode by providing a fixed interval time between

digits. Default: 10 digits per second.

▇ Store DTMF Numbers

Allows you to store a DTMF number (up to 16 digits) in each of the 32 Auto Dial memory

(01~32) respectively, detailed as follows: