Bose ShowMatch SM5 DeltaQ Full-Range Line Array LoudspeakerBose Professional ShowMatch DeltaQ SM5 full range array modules provide 5 nominal vertical coverage with included field changeable waveguides offering choice of 70 or 100 horizontal coverage with optional accessory 55 waveguides. Replace single waveguide panel to form horizontal asymmetrical patterns. The 2 way module requires external power amplifiers (2 channels) and DSP to provide full range response from 59 17,000 Hz with peak array output of up