C2G/Cables to Go 54315 Mini DisplayPort Male to VGA Female Active Adapter Converter, TAA Compliant, Black (8 Inches) Adapt the Mini DisplayPort or Thunderbolt output of a computer so that it may be connected to a computer monitor which accepts a VGA input Carries an analog video signal Supports up to a 1920x1200 resolution Mini DisplayPort Male to VGA Female - Use a VGA cable for a complete solution 3 Year Warranty