Shanghai Sunray Technology CO., Ltd is a professional manufacturer of wireless transceiver data modules. Main application range: * Data radio can be used for wireless meter reading for gas, water, electricity meters for residential quarters; * Radio modem can be used for wireless meter reading for power supply bureaus and stations; * RF modem can be used for fire protection safety alarm and building automation control; * RF transmitter can be used for access control, attendance check and dinner disperser system; * Wireless telemetry can be used for medical instruments; * Wireless modem can be used for wireless remote control alarm of power supply and fan equipment in the computer room; * Wireless sensor can be used for warehouse logistics, laser gun and bar code reader; * Data radio can be used for Wireless conference voting system; * Mapping; * Radio modem can be used for Sports training & competition; * Wireless dishes ordering; * Wireless POS, PDA wireless smart terminal; * RF modem can be used for Electronic bus station and intelligent traffic; * RF transmitter Wireless electronic display screen and queuing machine; * Wireless telemetry Charging for parking, parking lot; * Wireless modem Automobile inspection and four-wheel orientation; * Wireless sensor Industrial wireless remote control and air conditioning remote controller; * Observation and predication of oil well and hydrological information; * Wireless RS232/RS485 conversion/connector; * Point to multi-point wireless network, wireless on-the-spot bus and automatic data collection system; * RF modem with zigbee chipcon provide the networking protocol.