Antenna 3.0 meters Net weight: 85g (1) Support 1080p high-definition mode (2) 50 mile range (3) Coaxial cable: 3.0m length (4) Connector type: TV head with F adapter. (5) v.s.w.r.:<=1.5, maximum value: 1 (6) Impedance: 75 ohms (7) Multidirectional capability (8) Can receive all "free" channels (9) Gain: 20DBI (10) The conventional antenna board colors are divided into white, black, transparent, and support sample and drawing customization. (12) Working frequency: 174-240mHz, 470-862mhz (13) Product size (millimeters): 60 * 150mm (14) Suction cup silicone (15) Antenna cover color black (16) Operating temperature: -45~85 ℃ (17). Storage temperature: -45~85 ℃