Technical Pro PX3000 Professional 2U 2-Ch. 3000W Power DJ Amplifier+Headphones Technical Pro PX3000 Professional 2U 2-Channel 3000 Watt Power DJ Amplifier. 3000 watts peak power. Inputs: RCA, XLR. Outputs: Banana binding post, Speakon Iridescent blue LED meter. Power, Level & Clipping indicators per channel Frequency Response: 20hz-20KHz. Signal to Noise Ratio: 79dB. Input Impedance: 10 k ohm unbalanced. Fan Cooled. Integrated Power Stabilizer. Samson SR350 Over Ear Closed Back Studio Reference Monitoring Stereo Headphones. Lightweight design ideal for music recording, practice and listening. Powerful audio performance. Over-ear, closed back design with cushioned ear cups. 35mm drivers with rare earth magnets. Adjustable padded headband. 20Hz20kHz frequency range. 1/4" adapter included. Samson's SR350 Stereo Headphones provide quality bass performance and excellent sound isolation in a lightweight, over-ear design. The wide cushioning on its ear pads and adjustable headband provide serious comfort, while a low-profile fit makes the SR350s ideal for everything from home listening to fitness applications.