User Guide
Page 10
...INTERCOM 15 TONE INTERCOM 16 ROINN/GOEFRF 11 13 NECKLOOP 12 17 14 NOTE : Install belt clip to select the audio tone for the handset. C4220 Quick Reference Guide HANDSET 10 Headset A 2.5 mm headset can be ON to activate tone selection. 12 Intercom Press to call Base or other ... headset with a 2.5mm plug may be purchased separately. 10 IMPORTANT: Circular metal contacts on battery touch spring in the Headset Port. (We recommend the Plantronics M214C headset.) 11 Tone Press to back of phone as shown. Boost must be used in the Neck Loop Port. 15 Belt clip Slide belt...
...INTERCOM 15 TONE INTERCOM 16 ROINN/GOEFRF 11 13 NECKLOOP 12 17 14 NOTE : Install belt clip to select the audio tone for the handset. C4220 Quick Reference Guide HANDSET 10 Headset A 2.5 mm headset can be ON to activate tone selection. 12 Intercom Press to call Base or other ... headset with a 2.5mm plug may be purchased separately. 10 IMPORTANT: Circular metal contacts on battery touch spring in the Headset Port. (We recommend the Plantronics M214C headset.) 11 Tone Press to back of phone as shown. Boost must be used in the Neck Loop Port. 15 Belt clip Slide belt...