CANIR-4551i,CANIR-4545i,CANIR-4535i,CANIR-4525i: eLAN item (License Access Number is delivered via CNA System). Requires Super G3 FAX Board-AS2. Cannot be installed with Super G3 2nd Line Fax Board-AS2.
CANIR-4551i III,CANIR-4545i III,CANIR-4535i III,CANIR-4525i III: Voice Guidance Kit-G1 and Voice Operation Kit-D1 cannot be installed at the same time.