Support 2/3/4G all-network communication+1.8GHz private network frequency band;
Support free switching between public and private networks;
Support Beidou/GPS dual-mode positioning function;
Industrial grade temperature - 40~85 ° C;
Support dual SIM (real card+virtual VSIM);
Standard interface of power 4G communication unit;
Support 3GPP and power 1376.3 protocols;
Support the secondary development of open CPUAP;
Size (L * W * H) 73mm * 69mm * 29mm.