QSC K10 1,000-watt PA Speaker with 10" Low-frequency Driver and 1.75" High-frequency Driver (each) 10" LF driver, 1.75" HF driver 1,000 watt, efficient and light-weight class-D power module Directivity Matched Transition (DMT) and Intrinsic Correction DSP tuning for accurate, undistorted performance across the entire sound field GuardRail technology discreetly protects the system from damaging overload Deep mode for enhanced low-frequency extension without a subwoofer Locking IEC power cable XLR and 1/4" connectors Phone Mic/Line and Line inputs with Loop-thru connectors and independent level controls. Phono (RCA) inputs Front mounted LED may be switched off or indicate "Limit" or AC Power On Dual angle, 35mm pole socket with Tilt-Direct allows the speaker to be angled down Suspension and yoke mounting accessories available 4" voice-coil woofer design for reduced weight 1.75" voice-coil compression driver High Pass Filter for use with subwoofers Threaded pole socket for solid, secure pole mounting