Thank you for purchasing a Digital Proprietary Telephone (DPT). Please If noise occurs, use the speakerphone option (if applicable) when using this phone. . R Panasonic assumes no responsibility for injuries or property damage resulting. This manual provides an overview of the following digital phones and offers VB-44224 - 22 key small-display speakerphone (voice recognition compatible). The contents of this manual are subject to change without notice and do not conslitule a .. digital telephone in conjunction with the Panasonic DBS Series. 'klephone System . 18 1 Microphone. 1 Use l0 spZk iiirougli the speakerphone. VB-44223 - 22 key small display speakerphone. • VB-44225 - 22 key large display speakerphone. • VB-44230 Phone”. Describes features of Panasonic digital. This manual is designed to be used with your Proprietary Telephone and a Panasonic Thank you for purchasing a Panasonic Digital Proprietary Telephone.Panasonic Digital Business System - Operating Instructions. March 1997 .. [Operation]. 1 Lift the handset or if the extension is a speakerphone press ON/OFF. A KEY system requires you to manually select an outside line to make an outgoing call. Typically, line keys on a Panavoice -- Panasonic's Digital Voice Mail System. speakerphone for hands-free conversation on outside line calls, and Panasonic VB-44223G Pdf User Manuals. View online or download Panasonic VB-44223G User Manual. DIGITAL BUSINESS SYSTEM. Brand: Panasonic