To calculate the overall star rating and percentage breakdown by star, we don’t use a simple average. Instead, our system considers things like how recent a review is and if the reviewer bought the item on Amazon. It also analyses reviews to verify trustworthiness.
I got this item hoping to extend a number of devices. unfortunately, it only extended to one device in stead of many. picture quality is great but the idea was to get more devices on it. see you tv specs before purchasing