BlueParrott B350-XT Headset - Mono - Wireless - Bluetooth - 328.1 ft (100 m) - 32 Ohm - 150 Hz to 6.80 kHz - Over-the-head - Monaural - Supra-aural - Bi-directional, Electret Microphone - Noise Canceling

BlueParrott B450-XT BPB-45020 Headset - Mono - Wireless - Bluetooth - 300 ft (91.44 m) - 150 Hz to 6.80 kHz - Over-the-head - Monaural - Supra-aural - Bi-directional Microphone - Noise Canceling

BlueParrott B550-XT Headset - Mono - Wireless - Bluetooth - 300 ft (91.44 m) - 150 Hz to 6.80 kHz - Over-the-head - Binaural - Circumaural - Noise Cancelling Microphone - Noise Canceling

BlueParrott B650-XT Headset - Mono - Mini-phone (3.5mm) - Wired/Wireless - Bluetooth - 328.1 ft (100 m) - 32 Ohm - 20 Hz to 20 kHz - Over-the-ear - Monaural - Ear-cup - Noise Cancelling, Bi-directional Microphone - Noise Canceling

BlueParrott M300-XT SE Earset - Siri, Google Assistant - Mono - Wireless - Bluetooth - 300 ft (91.44 m) - 32 Ohm - 20 Hz to 20 kHz - Over-the-ear - Monaural - In-ear - Noise Cancelling, MEMS Technology Microphone

BlueParrott S450-XT Stereo Bluetooth Headset - Stereo - Mini-phone (3.5mm) - Wired/Wireless - Bluetooth - 300 ft (91.44 m) - 32 Ohm - 20 Hz to 20 kHz - Over-the-head - Binaural - Supra-aural - MEMS Technology Microphone - Noise Canceling

BlueParrott S650-XT Headset - Mono, Stereo - Mini-phone (3.5mm) - Wired/Wireless - Bluetooth - 328.1 ft (100 m) - 32 Ohm - 20 Hz to 20 kHz - Over-the-ear - Binaural - Ear-cup - Noise Cancelling, Bi-directional Microphone - Noise Canceling

BlueParrott S650-XT Headset - Stereo, Mono - Wireless - Bluetooth - 328.1 ft (100 m) - Over-the-head - Binaural - Ear-cup - Noise Canceling

CODi Noise Cancelling Headset with USB-A Connectivity - Stereo - USB Type A - Wired - Over-the-head - Binaural - Ear-cup - 5 ft (1.52 m) Cable - Noise Canceling - Black

CODi Wireless Headset - Mono - Wireless - Bluetooth - 32.8 ft (10 m) - Over-the-head - Monaural - Noise Canceling - Black

Cisco 321 Headset - Mono - USB Type A, USB Type C - Wired - 32 Ohm - 50 Hz to 18 kHz - On-ear - Monaural - Ear-cup - 7.5 ft (2.30 m) Cable - Uni-directional, Noise Cancelling, Electret Condenser Microphone - Carbon Black

Cisco 321 Headset - Mono - USB Type C, USB Type A - Wired - 32 Ohm - 50 Hz to 18 kHz - On-ear - Monaural - Ear-cup - 7.5 ft (2.30 m) Cable - Uni-directional, Electret Condenser, Noise Cancelling Microphone - Black

Cisco 321 Headset - Stereo - USB Type A - Wired - 32 Ohm - 50 Hz to 18 kHz - On-ear - Monaural - Supra-aural - 7.5 ft (2.30 m) Cable - Uni-directional, Noise Cancelling Microphone - Carbon Black

Cisco 322 Headset - Stereo - USB Type A - Wired - 32 Ohm - 50 Hz to 18 kHz - On-ear - Binaural - Supra-aural - 7.5 ft (2.30 m) Cable - Uni-directional, Noise Cancelling Microphone - Carbon Black

Cisco 322 Headset - Stereo - USB Type A - Wired - 32 Ohm - 50 Hz to 18 kHz - On-ear - Binaural - Supra-aural - 7.5 ft (2.30 m) Cable - Uni-directional, Noise Cancelling Microphone - Carbon Black

Cisco 322 Headset - Stereo - USB Type A - Wired - 32 Ohm - 50 Hz to 18 kHz - On-ear - Binaural - Supra-aural - 7.5 ft (2.30 m) Cable - Uni-directional, Noise Cancelling Microphone - Carbon Black

Cisco 521 Headset - Mono - Mini-phone (3.5mm) - Wired - 90 Ohm - 50 Hz to 18 kHz - Over-the-head - Monaural - Supra-aural - Uni-directional, Electret, Condenser Microphone

Cisco 522 Headset - Stereo - Mini-phone (3.5mm) - Wired - 90 Ohm - 50 Hz to 18 kHz - Over-the-head - Binaural - Supra-aural - Uni-directional, Electret, Condenser Microphone

Cisco 522 Headset - Stereo - Mini-phone (3.5mm), USB - Wired - Over-the-head - Binaural - Supra-aural - Uni-directional Microphone

Cisco 522 Headset - Stereo - USB Type A, Mini-phone (3.5mm) - Wired - 90 Ohm - 50 Hz to 18 kHz - Over-the-head - Binaural - Supra-aural - Electret, Uni-directional, Noise Reduction, Condenser Microphone

Cisco 532 Headset - Stereo - USB Type A - Wired - 90 Ohm - 50 Hz to 18 kHz - Over-the-head - Binaural - Supra-aural - Electret, Uni-directional, Noise Reduction, Condenser Microphone

Cisco 561 Headset - Mono - Wireless - Bluetooth - Over-the-head - Monaural - Supra-aural

Cisco 561 Headset - Mono - Wireless - Bluetooth - Over-the-head - Monaural - Supra-aural

Cisco 561 Headset - Mono - Wireless - DECT 6.0 - 300 ft (91.44 m)48 kHz - Over-the-head - Monaural - Supra-aural - Uni-directional, Electret, Condenser Microphone - Black

Cisco 561 Headset - Mono - Wireless - DECT 6.0 - 300 ft (91.44 m)48 kHz - Over-the-head - Monaural - Supra-aural - Uni-directional, Electret, Condenser Microphone - Black

Cisco 562 Headset - Stereo - Wireless - Bluetooth - Over-the-head - Binaural - Supra-aural

Cisco 562 Headset - Stereo - Wireless - Bluetooth - Over-the-head - Binaural - Supra-aural

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

Cisco 720 Headset - Google Assistant, Siri - Stereo - USB Type A - Bluetooth - 213.3 ft (65 m) - 32 Ohm - 20 Hz to 20 kHz - On-ear - Binaural - Ear-cup - MEMS Technology Microphone - Carbon Black

Cisco 980 Headset - Stereo - USB Type A, Mini-phone (3.5mm) - Wired/Wireless - Bluetooth - 12 ft (3.66 m) - 24 Ohm - 20 Hz to 20 kHz - Over-the-head, Over-the-ear - Binaural - Circumaural - 3.9 ft (1.20 m) Cable - MEMS Technology, Uni-directional Microphone - Noise Canceling - Black Anthracite