ERICSSON
TELEPHONE No. HA 220/30
 

INTERCOMMUNICATION TELEPHONE

BATTERY RINGING
 

Black enamelled steel, with handset, switch, press button for calling, 100 ohm ringer and enclosed terminals.

TO MAKE A CALL, it is only necessary to turn the switch to the desired number and press the button.

AN INCOMING CALL, will ring the bell, independently of the position of the switch.

THIS INSTRUMENT CAN BE USED FOR ANY NUMBER OF METALLIC OR SINGLE LINES UP TO 30.

Last revised: October 11, 2019