HP FK186AT Smart Buy USB Mini Magnetic Stripe Reader with Brackets Type: MagStripe Reader Interface: USB Color: Black Read Speed: 3 to 60 IPS Track: 1, 2 & 3 Card Format: ISO 7811, AAMVA Dimensions: 3.94 x 1.38 x 1.19 (L x W x H) Weight: 4.6 oz (130g)