TONNET DCS 60 PBX 
 Basic Capacity: 4 outside interface / 8 digital interfaces inside 
 Maximum capacity: 108 
 Outside the maximum gate count: 100 
 Inside the maximum gate count: 104 
 Can be upgraded to DECT wireless communication system 
 Can be upgraded to SIP IP network communication system 
 Can be upgraded to a nurse call intercom system 
 Can be amplified outside Caller ID function (FSK & DTMF) 
 Set control dial long distance service level 
 ARS / LCR routing 
 Auto Attendant Voice Card can be amplified