QUIRKIO Thunderbolt Mini DisplayPort to HDMI Slim Cable Adapter | MacBook Air/Pro, Microsoft Surface Pro, DP to HDMI Cable for Apple Mac | Monitor, TV, Projector Compatible Full 1080p HD Video & Audio CRISP IMAGES AND AUDIO: Supports full 1080p HD digital videomaximum 1920 x 1080 resolution / HDMI Deep Color 12bit per channel (36bit color depth) / HDMI 225MHz/2.25 Gbps per channel (6.75 Gbps all channel) bandwidth / uncompressed digital LPCM 7.1, 5.1 or 2 channels and compressed digital Bit-Stream / HDCP compliant. Great quality for watching movies on bigger screens and images. COMPATIBLE WITH : Apple: iMac, Mac Mini, Mac Pro, MacBook Air, MacBook Pro 13 inch, MacBook Pro 15 inch, MacBook Pro 17 inch and more compatible models are listed in the description including the Lenovo Thinkpad, Microsoft Surface, and Chromebook SLEEK, ENHANCED DESIGN FOR DURABILITY & STABILITY: Gold plated connectors provide rigidity, 100% bare copper conductor enhances cable performance. Cable shielding protects against EM and RF interference. Corrosion resistant design and interface promote enhanced image and audio quality. Low profile, sleek, and compact for portability and ease of access to adjacent ports on your device. Mini DisplayPort is NOT compatible with Macs (before 2008) that have Mini-DVI. Macs made before 2010 are NOT able to output audio over Mini DisplayPort QUALITY GUARANTEE and HASSLE FREE RETURN - Product includes a 45 days money-back & 18-month worry-free warranty! - If you're not happy we're not happy! If we can't make it right and you are not satisfied for any reason, we will gladly and promptly refund your purchase price. We promise! With your TV connected to Mac, open System Preference Select Display Select Arrangement tag Check Mirror Display Open System Preference Select Sound Select Output tag Choose external HDMI instead of built-in speaker