EPOS Sennheiser Enterprise ADAPT 135 Mono Headset (USB & 3.5mm) - Connectivity: Wired, Jack 3.5mm 4 Pole, USB-A - Wearing Style: Headband - Speaker Frequency Bandwidth: Wideband - Microphone Pick-Up Pattern: Uni-Directional - Speaker Frequency Response: 20~20000 - Single Sided - Noise Cancelling Microphone - 1000914 - 2 Years Limited Warranty

Manufacturer Warranty: 2 Years Limited Warranty

Manufacturer Contact Info: https://www.eposaudio.com/en/au,

On-ear single-sided USB headset with 3.5 mm jack and detachable USB cable with in-line call control. Work your way with a stylish, comfortable headset designed for the demands of today’s hybrid workplace with superior sound.