SMART PAGE PRIVATE TELEPHONE MODEL-WMHF-I:

1) SMART PAGE/PRIVATE SYSTEM is based on distributed amplifier
Principle.

2) Hands free communication.

3) Unlimited . Of Page/Private Unites Can Be
Cannected In Parallal Loop.

4) 16-gauge steel enclosure.

5) Internal amplifier for internal speaker on
  the DIAL.

6) PTT switch for press to talk and release to listen communication.

7) Noise canceling dynamic mic.