Product SH 330 / SH 330 IP (wideband) Catalog SH 330: 1432 SH 330 IP: 2218 P/N SH 330: 5354 SH 330 IP: 504013 Warranty 2 years Compat Sennheiser Quick Disconnect Easy Connect Cord , Sennheiser Quick Disconnect Cord for Cisco Phones, Sennheiser Corded Headset Amplifier (UI770) (see Compat guide for best recommendation) Description Noise-canceling monaural headset with flexible boom and ActiveGard™ technology Set-Up Instructions Has an quick disconnect connection Manufacturer Sennheiser Manufactured in China Type Corded Wearing Style Monaural, convertible Cord Length 3’3”/39” Weight 2.0 oz Microphone Noise-canceling, 100 Hz – 3400 Hz Earpiece Active-Gard™ w/ foam, 300 Hz – 3400 Hz Color Silver & Black Special Tech N/A Battery Life N/A Reversible Yes Lifter Compatible No Busy Light Compat No Connections Quick Disconnect DC Adapter Compat No Digital Encryption N/A What's in the box? Headset, cable clip, popshield, headset holder, 2 replacement ear pads & storage bag