USB Headphone with Gooseneck Microphone
The Hamilton Electronics HA-66USBSM starts with Hamilton's HA-66M headphone with built-in microphone and adds integrated USB Sound. Use these headphones with any USB-equipped computer. Specifications: - USB 2.0 Compliant - Impedance: 32 Ohms - Frequency Response 20 - 20,000 Hz - Speaker drivers: 40mm Mylar - Headphone frequency response: 18 - 20 Hz - Microphone -Electret Condenser, Omnidirectional Pickup - Soft leatherette style washable ear cushions - Windows 7, Vista and XP Compatible (Latest service packs recommended) - Mac OSX Compatible (Latest updates recommended) - One (1) year warranty.