Caller identification
(number display) conceals a sophisticated phone line transmitter.
No need of technical
or professional knowledge - simply plug it to one of your phone extensions
(with a phone cord) and you're set.
The transmitter
is high - reliability FM modulated hybrid circuit.
Frequency operation
is 433 MHz crystal-controlled FM narrow band No antenna required.
No battery required
for the transmitter (Powered by line current).
Extremely difficult
to detect - nil current consumption during on hook operation .
Audio bandwidth:
20 Hz to 30 kHz .
Range up to 700
feet in open area .
Automatically transmits
the conversation between both parties on the line to a receiver immediately
a conversation begins.
You can use any
extension (not only the one that the transmitter is connected to), for full
operation.
When your
telephone begins to ring, the caller ID displays the telephone number of
the party calling you. This requires special
local telephone service subscription. The caller ID operates perfectly with
no interfering from the phone transmitter.
Price
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