headphones delta plus. 33db

Available 3pc. very good sound summutus. nii high-. and also madalsagedusliku müras. where occurs especially high helisid. inner- and välisheli akustiline connection. mutes low sounds especially well. adjustable ventileeritud pealaetugi and tihendusrõngad ensure convenience kandmisel also with longer aja jooksul. Standardne Noise reduction factor SNR 30dB. NRR 28db.weight 278 g.set of contains to Waist to mount kõrvaklappide holder.