item per lot: 1pcs Max input power: 10W , Attenuation value：40db ±1.2db Frequency range: DC to 3GHZ , VSWR: ≤1.20 Connector: N male to female , Impedance: 50Ω , Temperature range: -55°C to +125°C Usage: Male as input, female as output, connected to the object to be used; when the female is used as input, it will cause the attenuator to burn out.