APE2300 01.Display three groups of two-digit.Can speech broadcast operation,with voice reporting function APE730 01.Table-card type of three-button pager * 02.Each pager can set different shord music. Twelve beautiful chord music 02.Stable login mode * 03.With a 180 call extension,it can be displayed in English or figures 03.Anti-temperature and humidity changes * 04.The display time length of the call number can be set arbitrarily.Length of call sound can be selected 04.The number can be changed optionally with strong re-use ability * APE2300 05.Three colour color digital pipe display