About the size of a Credit card, the most accurate DTMF (tone) decoder available today! With it's built-in microphone, no connection is required from source. Simply play your prerecorded tape recording or other audio source and the dialed numbers appear instantly on the Digitmaster's 16 digits LCD display.

1. Memorize Outgoing calls:

Memorize the outgoing call time ( up to 99 minutes ).

Memorize the dialing number:
a) show up to 20 digits.
b) detect both tone / pulse signals.

Memorize the month, date, and time of each call.

Cumulate the number of dials ( up to 2000 ).

2. Memorize Incoming Calls:

Memorize the incoming call time ( up to 99 minutes ).

Memorize the caller's telephone number ( show up to 20 digits ).

Memorize the month, date, and time of each call.

Cumulate the number of calls ( up to 2000 ).
Clock: ( hour / minute / month / date / year ).
Password: ( for changing programming data ).
Battery Low Indicator: The LCD displays the low battery icon to remind user for replacing batteries.
Low Power Consumption: Use 3 AAA batteries for 2 months.
Call Review: UP & DOWN incoming and outgoing call review.
Call Deletion: delete all, delete one.
Dimension: 95mm ( depth ) x 85mm ( width ) x 45mm ( height )