• Monaural Headset With Noise Cancelling
• Noise Canceling Cardioid Microphone Filters Up To 80% Of Background Noise
• 300° Adjustable Microphone Boom
• Active Protection Technology For Hearing Protection
• Ultra Flex Microphone Wires Allow More Than 20 000 Boom Rotations
• Connects To Either 2.5mm Or Rj9 Quick Link Cable
• Cord Length: 1 Meter
• Goldplated Phosphor Bronze Contacts
• Receiver Impedance: 150Ω E15%
• Receiver Sensitivity: 103 E3db
• Brand: Cortelco