Not sure what type of phones that you have? Below are some common traits of phones and phone systems.

You most likely have a PBX or KEY Phone system if: (go to PBX system type option)

• You have 5 or more incoming lines
• You need to dial "9" to get an outside line
• You have a big computer box in a phone room that controls the functions of your phones
• You purchased your phone system from a phone vendor that came out to install the system.
• You have a voice mail system or automated attendant
  I have a PBX or Key Phone System....continue

You most likely have conventional single or multi-line phones if: (go to ordinary phone option)

• You have 4 or fewer incoming phone lines
• You have buttons for "line 1", and/or, "line 2"... that you must push to gain access to a dial tone.
• You have an answering and/or fax machine plugged into one of your voice lines.
• Your phones were purchased at an office superstore or electronics retailer.
• You do not have a "Phone Equipment" room.
  I have conventional phones...continue

Still not sure...give us a call at 800-839-7277 , we'd be glad to help you figure out what kind of phones you have.