Wireless Headset Compatibility and Settings:
Leitner Wireless:
1 - connected through Handset jack
4 - connected through the Headset jack
Sennheiser Wireless:
A - connected through Handset jack
C - connected through Headset jack
Plantronics CS500 Series
“A” - connected through Handset jack
“D” or “E” - connected through Headset jack
Plantronics CS Series Wireless Headsets (DISCONTINUED!):
#1 - connected through Handset jack
#4 - connected through Headset jack
GN Netcom Wireless Headsets (DISCONTINUED!):
“A” or “G” - connected through Handset jack
“B” - connected through Headset jack
AT&T Marathon (DISCONTINUED!):
A - connected through the Headset jack
D - connected through Handset jack
