Loudspeakers Subwoofers Electronics Legacy Editions SCS70 PRO SCM0.1/15SL Pro SCS70 SCM0.1/15SL scs70-lifestyle Introducing the new SCS70 Pro SCS70 PRO ACTIVE SUBWOOFER V SCS70iW PRO IN-WALL ACTIVE SUBWOOFER V SCS70 Pro 12”/300MM PROFESSIONAL ACTIVE SUBWOOFER The ATC SCS70 Pro is a 12”/300mm active subwoofer, designed to deliver the exceptional levels of performance required by audio and music professionals and integral to partnering with ATCs range of active monitors. It’s performance and features make it ideally suited to stereo, multi-channel surround and immersive audio formats such as Dolby Atmos.