Panasonic KX-MB2100 series Operating Instructions Manual page 14

1. Introduction
Parts
J LAN interface connector
R 10Base-T/100Base-TX
*1 Only for models that include a handset unit. See page 10 if your unit has a handset.
14
KX-MB2110/ KX-MB2120/
KX-MB2117 KX-MB2128
U
KX-MB2130/KX-MB2137/
KX-MB2138/KX-MB2168/
KX-MB2170/KX-MB2177/
KX-MB2178
— U