Panasonic KX-NSUN001WNormal User Activation Key (1 User)Enables 1 User with Main Device (NT / DT / HDV / SLT / TCA / IP Softphone / any other SIP device..
Panasonic KX-NSUN010WNormal User Activation Key (10 Users)Enables 10 Users with Main Device (NT / DT / HDV / SLT / TCA / IP Softphone / any other SIP device)..
Panasonic KX-NSUN050WNormal User Activation Key (50 Users)Enables 50 Users with Main Device (NT / DT / HDV / SLT / TCA / IP Softphone / any other SIP device)..
Panasonic KX-NSUN100WNormal User Activation Key (100 Users)Enables 100 Users with Main Device (NT / DT / HDV / SLT / TCA / IP Softphone / any other SIP device)..
Panasonic KX-NSUN500WNormal User Activation Key (500 Users)Enables 500 Users with Main Device (NT / DT / HDV / SLT / TCA / IP Softphone / any other SIP device)..