As part of the E Series Entertainment System, the GXD amplifiers are ideal for entertainment and production applications. With integral signal processing and outstanding performance, the GXD amplifiers express all the hallmarks of the QSC brand - professional audio quality and long-term reliability. Add contemporary styling, multiple routing options, light weight, digital signal processing and advanced protection circuitry, and the GXD Series clearly represents real value – something everyone can use.The GXD series is optimized for use with 8 and 4 ohm loudspeaker loads. GXD amplifiers deliver just the right amount of power to the most popular speakers used by entertainers and production professionals.he GXD8 amplifier from QSC is dependable and versatile enough for any professional audio application. Whether you're installing a house of worship system or building your band's portable PA, you'll come to rely on the sound and convenience the GXD8 provides. QSC packs 4500 watts of Class-D power along with flexible digital signal processing - you don't have to plug in your laptop or lug around racks of outboard gear, you can configure your system right from the amp. Sweetwater helps customers choose amps every day and we agree that QSC's GXD8 amplifier delivers unrivaled sound that's truly affordable.Product Highlights:General Information:2-channel power amplifierpower output:800 watts RMS per channel at 8 ohms1200 watts RMS per channel at 4 ohmsfrequency response: 20-20,000 Hz (+0.7 dB, -0.8 dB)signal-to-noise ratio: 100 dBtotal harmonic distortion: <1.0% (1 kHz)Features:rotary encoder knobs for gain and DSP parameter controlDSP includes high and low-pass filters, 4-band parameteric EQ, limiting, and delaydigital limiting protects amp from overheating and overdrivingRF, DC voltage, short circuit, and thermal protectionfront-panel LEDs indicate signal presence, clipping, and input overloadintegrated rack mount earsConnections:inputs: balanced XLR and 1/4" TRSoutputs: binding posts and NL4 connectors