For MacBook Air 15.3 (A2941) ENKAY Hat-Prince Matte Protective Case Cover Hard Shell(Grey) Filter-Lens Transparent Cover HDMI 4K*2K (3840*2160) 30HZ/4K*2K is

HDMI 4K*2K (3840*2160) 30HZ/4K*2K is backward compatible with 1080P 720Petc

This OTG adapter is the best choice to extend more functions to your phone or tablet

Carton Size 42cm * 30cm * 20cm / 16

Charges via any Micro USB cable from Computer Laptop or AC wall adapter

For MacBook Air 15.3 (A2941) ENKAY Hat-Prince Matte Protective Case Cover Hard Shell(Grey) Filter-Lens Transparent Cover HDMI 4K*2K (3840*2160) 30HZ/4K*2K is1. Before purchasing, please check the model number on the back of the notebook: Axxxx, and confirm the regional version of the notebook. 2. Protective shell material: polycarbonate. 3. Perfect fit for your device, ultra thin, super light and stylish and extremely durable. 4. Two piece design case, easy to install and remove; four rubber feet keep your laptop stable and safe; the bottom shell cover is ventilated to facilitate heat dissipation. 5. The