850/1900MHZ GSM terminal

الوصف

GSM terminal Description: * Locking onto a specified GSM carrier and service area is programmable * Support SIM card locking (terminal refuses to take any other SIM card except the one set to be accepted) * Designed for low power consumption and support Li-ion battery and external DC adapter * Powerful encryption to ensure high security of data * Capable to retain operational parameters and data upon power breakdown * Provided with super password to access engineering mode for senior configuration • Support downloading parameter setting on the configuration program with a data cable • Support PC FAX Technical Specifications * GSM Module Dual band GSM**0 /***0 MHz or **0/***0MHz Signal receiving sensibility Better than***5dBm Better than***5dBm Power output Max: *3 ± 2 dBm Min: 5 ± 5 dBm Max: *0 ± 2 dBm Min: 0 ± 5 dBm * Environmental Temperature - *0 °C to + *0 °C Relative humidity 0% to *5% Noise <= *0 dB (A) Atmospheric pressure *6 to **6 kPa * Electrical Power consumption <= 2 Watt Operating voltage DC *2 V Li-ion battery capacity ***0 mAH Battery cycle life **0 to 1,**0 cycles Quoted talk time > 3 hours Quoted standby time > *5 hours * Structural Dimensions **0 mm X **2 mm X *2 mm