Working frequency: 2MHz-700MHz, input and output impedance: SMA @ 50 ohm Maximum output power: 34.8dBm (3W) Typical power gain: 35dB (gain slightly decreased above 300MHz) Maximum input power: Less than +10dBm Module size: 46 x 32 x 15mm (length * width * height) Application: Broadband RF power amplification, suitable for HF, FM, VHF, UHF transmission in radio applications, short-wave FM remote control devices, walkie-talkies, digital radio stations, etc. Capable of up to 3 watts output, operates within 2MHz to 700MHz frequency range with 15V voltage supply Supply voltage: DC +12V to +15V (typical 15V @ 0.3-0.5A) pad interface Measured power indicator: 2-300MHz: +34dBm max (3W) 300-500MHz: more than +32dBm Color: Black + green Material: PC + metal Package Contents: 1 x RF Power Amplifier Only the above package content, other products are not included Note: Light and display differences may cause slight color variation between the image and the actual item. Measurement allowance is +/- 1-3cm