APE2500 01.Display one groups of five-digit.Can speech broadcast operation,with voice reporting function APE700 01. Diffusion color dream light * 02.Each pager can set different shord music. Twelve beautiful chord music 02. Launch of high sensitivity, superior touch buttons * 03.With a 999 call extension,it can be displayed in English or figures 03. Super stable registration way, without any messy code phenomenon * 04.The display time length of the call number can be set arbitrarily. 04. The functions of temperature, humidity change resistance, with security, stability, reliability. * APE2500 05.Length of call sound can be selected