Poly EncorePro HW720 Binaural Headset +HIS Kit +Carry Case TAA - Stereo - USB Type A - Wired - Over-the-head - Binaural - Supra-aural - 2.9 ft (0.89 m) Cable - Omni-directional, Noise Cancelling Microphone - Noise Canceling - Black

Cisco Headset 531 (Wired Single with Quick Disconnect coiled RJ Headset Cable) - Mono - Quick Disconnect - Wired - 90 Ohm - 50 Hz to 18 kHz - Over-the-head - Monaural - Supra-aural - Electret, Condenser, Uni-directional Microphone - Noise Canceling

Aluratek ABH01F Headset - Stereo - Mini-phone (3.5mm) - Wired/Wireless - Bluetooth - 33 ft (10.06 m) - 20 Hz to 20 kHz - Over-the-head - Binaural - Semi-open - Black

Manhattan Stereo On-Ear Headphones (3.5mm), Adjustable Split Headband, Foam Earpads, Speaker 80W max, Standard 3.5mm stereo jack/plug for audio output, cable 2.2m, Black, Three Year Warranty, Blister - Stereo - Mini-phone (3.5mm) - Wired - 32 Ohm - 20 Hz to 20 kHz - Over-the-head - Binaural - Circum

Jabra BIZ 2300 Headset - Stereo - USB Type A - Wired - Over-the-head - Binaural - Supra-aural - Noise Cancelling Microphone - Black

Jabra PRO 900 Headset - Mono - Wireless - On-ear - Monaural - Supra-aural - Black

Jabra BIZ 2400 II QD Headset - Mono - Quick Disconnect - Wired - Over-the-head - Monaural - Supra-aural - Noise Cancelling Microphone - Noise Canceling - Black

Jabra BIZ 2400 II QD Mono Headband, Ultra Noise Canceling, LS - Mono - Quick Disconnect - Wired - 300 Hz to 3.40 kHz - Over-the-head - Monaural - Supra-aural - Noise Cancelling Microphone - Black

Jabra BIZ 2400, 3-in-1, WB Balance - Mono - Quick Disconnect - Wired - Over-the-head, Behind-the-neck - Monaural - Supra-aural - Noise Canceling

Jabra BIZ 2400 II QD DUO UNC - Stereo - Quick Disconnect - Wired - Over-the-head - Binaural - Supra-aural - Noise Canceling

Jabra BIZ 2300 QD Duo Headset - Stereo - Wired - 150 Hz to 4.50 kHz - Over-the-head - Binaural - Supra-aural - 3.5 ft (1.08 m) Cable

Jabra BIZ 2400 II QD Headset - Mono - Quick Disconnect - Wired - Over-the-head, Behind-the-neck - Monaural - Supra-aural - Noise Canceling

Jabra Pro 900 Replacement Headset - Mono - Wireless - Bluetooth - Monaural - Outer-ear - Noise Canceling

Jabra Evolve 30 II Headset - Stereo - Mini-phone (3.5mm) - Wired - Over-the-head - Binaural - Circumaural - 3.9 ft (1.20 m) Cable - Noise Cancelling Microphone - Black

Jabra BIZ 2300 Headset - Stereo - USB Type C - Wired - 32 Ohm - 70 Hz to 16 kHz - Over-the-head - Binaural - Supra-aural - 7.7 ft (2.35 m) Cable - Noise Cancelling, Uni-directional Microphone - Noise Canceling

Jabra BIZ 2300 Headset - Stereo - USB Type C - Wired - 32 Ohm - 70 Hz to 16 kHz - Over-the-head - Binaural - Supra-aural - 7.7 ft (2.35 m) Cable - Noise Cancelling, Uni-directional Microphone - Noise Canceling

Jabra EVOLVE 65e MS Earset - Stereo - Wireless - Bluetooth - 98.4 ft (30 m) - 20 Hz to 20 kHz - Behind-the-neck, Earbud - Binaural - In-ear - Noise Cancelling Microphone - Noise Canceling - Black

Cisco 562 Headset - Stereo - Wireless - DECT 6.0 - 300 ft (91.44 m)48 kHz - Over-the-head - Binaural - Supra-aural - Uni-directional, Electret, Condenser Microphone - Black

Philips Stereo Headphones (LFH2236) - Stereo - Mini-phone (3.5mm) - Wired - 32 Ohm - 18 Hz to 20 kHz - Gold Plated Connector - Over-the-head - Binaural - Supra-aural - 9.8 ft (3 m) Cable

Manhattan Stereo Headset (Promo), Lightweight, adjustable microphone, in-line volume control, padded cloth ear cushions, two 3.5mm jack input plugs, cable 2m, Black, 3 year warranty, Box - Stereo - Mini-phone (3.5mm) - Wired - 32 Ohm - 20 Hz to 20 kHz - Over-the-head - Binaural - Supra-aural - Omni-

Jabra Evolve 30 II Headset - Stereo - USB Type C, Mini-phone (3.5mm) - Wired - 32 Ohm - 150 Hz to 7 kHz - Over-the-head, On-ear - Binaural - Supra-aural - 3.9 ft (1.20 m) Cable - Electret, Condenser Microphone - Noise Canceling - Black

EPOS IMPACT SC 238 - Easy Disconnect - Wired - 50 Hz to 18 kHz - On-ear - 3.3 ft (1 m) Cable - Noise Cancelling Microphone - Noise Canceling - Black

EPOS IMPACT SC 660 - Stereo - Easy Disconnect - Wired - 50 Hz - 18 kHz - On-ear - Binaural - 3.3 ft Cable - Noise Cancelling Microphone - Noise Canceling - Black, Silver

EPOS IMPACT SC 665 Headset - Stereo - Mini-phone (3.5mm) - Wired - On-ear - Binaural - Ear-cup - Noise Cancelling, Electret, Condenser, Uni-directional Microphone - Silver, Black

EPOS IMPACT SC 230 USB MS II Headset - Mono - USB Type A - Wired - On-ear - Monaural - Noise Cancelling, Electret, Uni-directional, Condenser Microphone - Black

EPOS IMPACT SC 660 USB ML - Stereo - USB - Wired - 50 Hz - 18 kHz - On-ear - Binaural - 9.5 ft Cable - Noise Cancelling Microphone - Noise Canceling - Black, Silver

EPOS IMPACT SD 20 ML - US Headset - Mono - Wireless - DECT - 590.6 ft - 150 Hz - 6.80 kHz - On-ear - Monaural - Noise Cancelling, Electret, Bi-directional, Condenser Microphone - Black

EPOS IMPACT SDW 5013 - US Headset - Mono - Wireless - DECT - 590.6 ft - 150 Hz - 11 kHz - On-ear - Monaural - Noise Cancelling, MEMS Technology, Omni-directional Microphone - Black

EPOS IMPACT SDW 5015 - US Headset - Mono - Wireless - DECT - 590.6 ft - 150 Hz - 11 kHz - On-ear - Monaural - Noise Cancelling, MEMS Technology, Omni-directional Microphone - Black

EPOS IMPACT SDW 10 HS - Stereo - Wireless - DECT - 590 ft - On-ear - Binaural - Noise Canceling - Black