Gx-safe-3 Key Specifications/Special Features: FM/FM two-way modulation and code learning system Double-sided PCB and total SMT production Remote control range up to 3000 feet Main unit feedback range up to 3500 feet Frequency: 433.92MHz Remote lock/unlock, remote arm/disarm LCD EL back light and instant car status checking E-EPROM code memory Intelligent alarming delay for cars with dome light delay Visible and/or audible car locator Automatic arming reminder to further enhance security Car anti-hijack protection engine cut Remote panic with siren chirp and light flash Smart LED indicator to show different status Environment-friendly mute mode 2-wire original central door lock interface Second and third channel output Valet mode and all zone protection Key board lock We can supply other type of goods you required,please contact us!