This document introduces the warranty certificate that comes with the CT-W01 product, and provides information on installation methods and main features of the product.
CT-W181 is a multi-function caller ID phone from Sampo, which has caller ID, preset dialing, single-key redial, pause, hold, do not disturb and other functions, supports 10 channel selection, and can record up to 90 sets of incoming and outgoing numbers.
