Headset Pec Codes - AT&T Callmaster Series Reference Manual

Supra Headpiece
PEC: 3122-040
Black/over the ear
Mirage Headpiece
PEC: 3122-050
Black/behind the ear
Supra Noise-Cancelling Headpiece
PEC: 3122-060
Black/over the ear

Headset PEC Codes

The 500A and 502A headset adapters can be ordered using the following PECs:
500A Headset Adapter—3122-001
502A Headset Adapter—3164-HFA
Headset Adapters
4-27