Rolsen HDMI Cable RTA-HC305 provides a one-cable solution for many of your home entertainment needs. It combines both audio and video into one convenient cable, so you can easily connect your HDTV to high-definition source devices. The HDMI cable lets you take advantage of up to 1440p resolution and increased color depth on your HDTV. It also supports 3D television functionality. This HDMI cable features double shielding which provides defense against outside interference and helps maintain the integrity and purity of the digital signal.