NEC SL1100 Up to 12 PSTN lines, 30 ISDN lines, 32 SIP trunks, 24 digital and/or 40 IP extensions The SL1100 is a cost effective and powerful communications solution specifically designed with the small business in mind. Powerful communications with a small business price tag The SL1100 can make your employees more reachable, more responsive … Continue reading Featured Products