Operating frequency range:0.3~6GMHz Steps:3~9 Bandwidth:0.5~200%, even much more wider Autoecious passband: >2.5*f0(<18GHz= VSWR:<=1.5 (espcially<=1.2) Rectangle coefficient :1.3 min Restrained frequency in 40 dB: 49-4000 Encapsulation: DIP18 Input/output impedance: 50 ohm Power:<=5W Operating temperature: -55癈~+85癈