diffusore mk sound iw 150tThe IW150T is the In Wall equivalent of the famous S150T Tripole surround speakers. Incorporating the exact same drivers and crossover technology as the S150T sealed cabinet speaker, the IW150T delivers uncompromising performance from a less obtrusive form factor. Modern installations and new surround formats such as Dolby Atmos and DTS X are incorporating more and more surround channels. In Wall (and In Ceiling) installations allow you to expand to