... , finance, POS, water supply, environment protection, post, weather, and so on. Design for Industrial Applicationa. ... design, support multi-sleep and trigger modes to reduce the power dissipation farthestd. Embedded Real Time Clock(RTC) circuit ... online trigger ways, including SMS, ring and data. Support link disconnection when ... (optional) GSM850/900/1800/1900MHz GPRS/EDGE CLASS 12 Bandwidth HSUPA: ...