This is a DUAL set. The pair of headsets worked perfectly.See the Owners Guide for detail specifications and operations by googling Sena SMH10 Owners Guide. The item "Sena SMH10 Dual Bluetooth Stereo Headset and Intercom for Motorcycles" is in sale since Monday, January 29, 2018.
This item is in the category "eBay Motors\Parts & Accessories\Motorcycle Accessories\Other Motorcycle Accessories". The seller is "kent2278" and is located in Bradenton, Florida. This item can be shipped to United States.