Circle™ SC 230 (single-sided) & SC 260 (dual-sided) are business wired headsets designed for busy contact centers & office professionals. They offer Sennheiser Voice Clarity, all-day wearing comfort & robust quality for busy contact center & office professionals. The combination of features that promote productivity & durability helps your people perform at their best. Focus fully on the conversation If you work in a noisy call center or office, you’ll appreciate the voice clarity in the Circle Series headsets. With a noise-cancelling microphone & HD wide-band sound, every word comes through crisp & clear for you & the other party. It’s as if you’re having a face-to-face conversation. Bendable boom arm With the bendable boom arm, your microphone always stays in the best position. It simply cannot be twisted out of place. Pivot perfect placement Wear it on the right. Wear it on the left. It’s up to you. The mic rotates 350° but always stays perfectly placed.