Battery-less self contained push button keyphone with provision for two press buttons.
Additional Information
| Model | Mark | Grey | Introduced | Remarks |
| Tele 1/SA10186 | Mk 1 | Y | 28/7/77 | PYE/TMC Mk 5 |
| Tele 2/SA10186 | Mk 1 |
Y |
28/7/77 | GEC 89P |
| BACK | Home page | BT/GPO Telephones | A - Z Index | Glossary of Telecom Terminology | Quick Find | All Telephone Systems |
FM