GPT
NS5001, NS5010, NS5020 & NS5030

GPT

GPT 5001
A pulse dialling model with last number redial, mute button, ELR recall and ringer volume control.

REN = 1.

Colour: Two-tone Grey.

GPT 5010
An MF only telephone with selectable earth loop/timed break recall. Mute button, ringer volume and pitch control.  TouchTone compatibility allows access to Star Services available on modern digital public exchanges.

REN = 1.

Colours: Two-tone Grey or Black.

GPT 5020
As model 5010 but with last number redial.

Colour: Grey.

GPT 5030
As model 5020 but with 10 memories and pulse or tone dialling which is selectable at installation.

Colour: Two-tone Grey.