Panasonic KX-T336 System Reference Manual page 95

3) Maximum cabling distance of the extension line cord (twisted cable)
4) Auxiliary connection
See page 2-C-30.
26 AWG: Under 460 feet
24 AWG: Under 750 feet
22 AWG: Under 1180 feet
26 AWG: Under 460 feet
24 AWG: Under 750 feet
22 AWG: Under 1180 feet
26 AWG: Under 2290 feet
24 AWG: Under 3700 feet
22 AWG: Under 5900 feet
2-C-15
DSS Console
Proprietary Telephone
Single Line Telephone