Kensington Orbit® Wireless Trackball with Scroll Ring - Black - Trackball - Black

The popular choice of professionals everywhere - now wireless.', {'Producer': 'Kensington', 'Product number': '3022549', 'Model': 'K70992WW', 'EAN': '0085896709923', 'To the manufacturer's website' : 'www.kensington.com'}, {'Manufacturer': 'Trackball', 'Product Number': 'Wireless USB Receiver', 'Model': 'Black', 'EAN': 'Wireless', 'To the producer's website': '1 x USB - 4-pin USB type A'}, '0085896709923'