Quick links TESmart.01 September 07, 2022 08:32 Updated www.tesmart.com is in English,www.tesmart.de is in German,www.tesmart.jp is in Japanese. Related articles TESmart Warranty Policy How long is the warranty period for my ordered products? 2. What do I need to Install the HDMI switch? HSW0401A1U HKS0801A1U Comments 0 comments Please sign in to leave a comment.