DTT-800/1900 Operating Manual
3
About Dowtel FWT
(1) This is simple and elegant design and is devised very suitable for the office and the house.
(2) Its basic purpose is for the use at the desk, but you can install this at any place thanks to the Wall-
mount kit.
(3) This provides clear and noiseless voice quality. (QCELP, EVRC)
(4) A user can control the volume of a handset at one’s choice.
(5) A built-in battery secures the phone use even in the blackout.
(6) Three tricolor LEDs visually indicate the status of the terminal.
(7) A user can control the terminal use of the other part with the Outgoing Lock function.
(8) A user can simply transmit the number stored in a phone book by using One-Touch and Two-Touch
Dial.
(9) Emergency Call Hold function enables a user to notify the emergency situation to the other part.
(10)The most frequently used number is automatically connected even when a user picks up a handset,
thanks to the Hotline Call function.
(11)In case of Battery discharge, wrong operation or Air Link cut-off, this provides various alert functions
(by sound & LED)
(12)The connection of this terminal with the system supplies DTMF transmission for ARS connection.
(13)The connection with the system supports a variety of additional functions such as the three-way
calling, call waiting , call transfer and call forwarding.
(14)Connected with PC, the packet, circuit and PC fax communication become possible.
(15)By the Voice Privacy function, the illegal tapping can be prevented.
(16)This terminal has an authentication function preventing a user’s phone number from being used
illegally by others.
(17)Calling Line Identification is supported.
(18)As this is designed with the convenient menu to use, a user can set the terminal function easily and
simply.
(19)Analog G3 Fax (Optional) service is supported.
(20) To support the Pay Phone Interface, this transmits 16KHz, 12KHz, Metering Pulse, Polarity
Reversal signal. (Optional)
