Transcend RDF2 Card Reader. Compatible memory cards: CF, CF Type II, Product colour: Black, Certification: CE/FCC/BSMI/KC/RCM/EAC. Interface type: USB 3.2 Gen 1 (3.1 Gen 1). Input voltage: 5 V. Width: 67.6 mm, Depth: 15.2 mm, Height: 45 mm. Quantity per pack: 1 pc(s)