ARTICLE NO. 506480
Circle™ SC 230 USB CTRL II is a single-sided wired headset for all-day use with a USB connector and optimised for all major United Communications and softphone brands. It also features in-line call control.
Colour black
Connector USB
Frequency response (microphone) 150 Hz – 6,800 Hz
Frequency response (headphones) 50 Hz – 18,000 Hz
Microphone noise-cancelling
Max. sound pressure level 113 dB limited by ActiveGard®
Cable length 2.9m
Weight 58g
Included in the box:
- Headset
- Acoustic leatherette ear pad
- Cable/clothing clip
- Quick guide
- Safety guide