Kantech KT PC4108 Expander adds up to 8 Zones for KT 300 Door Controller Electronics 0 type B Network I O: 0 type B Network I O: RJ45 x 1 (100Mbps) Wireless Connectivity Optional Output: Video D sub 15 pin (monitor out black moulding) Output: Audio Stereo mini jack x 1 Speaker Output 16W ADVANCED FEATURES EasyMP Network & Control Yes EasyMP Network Projection Yes PC Free Presentations No USB Plug 'n Play Yes AV Mute Slide No Instant Off Yes Direct Power On Off Yes Security Kensington® style lock provision Index: 80+ The KT PC4108 is a zone input module that adds up to 8 fully programmable zones to the KT 300 door controller Connects to the controller via 4 wire combus