PRODUCT SPECIFICATIONS: Size: 22*41*5.8mm Wireless band and data: GSM 850/900/1800/1900MHz, data GPRS GSM\ transmit power and sensitivity:31dB, -107dB GPS sensitivity: 41dB Positioning mode: GPS/Beidou/LBS base station positioning Positioning accuracy: outdoor GPS positioning range 5-10m Working temperature: -30~70 Gravity sendor: 3D SIM card interface: NANO SIM PRODUCT FEATURES: As an embedded master module, it can be used in many kinds of intelligent devices with following functions: real-time positioning, track view, electronic fence/cross-border alarm, SOS one-button alarm, RFID identification, remote monitoring/lock, remote real-time intercom, health management etc. The module is widely used in many fields:community correction/judicial correction, monitoring and collecting evidence, serrving sentence outside the prison under surveillance, bail pending trial, object and vehicle positioning, police dog training positioning, remote control detonation, drug addicts, demented elderly etc.