Run in wall hdmi cable installations for applications requiring cl3 rated cables the hd3mm7mw 7m 229ft high speed hdmi cable is cl3 rated for in wall installations and features two gold plated hdmi male connectors to provide a dependable high quality hdmi to hdmi connection between devices such as blu ray disc players hdtvs dvd players stereo receivers projectors and more the hd3mm7mw 7 meter in wall hdmi cable is backed by startechcom39s lifetime warranty about startechcom hdmi to hdmi ca