TechWolfPack Seamless 18X18 HDMI Matrix Switcher w/iPad & Android App Announced by HDTV Supply, Inc.By Editor - May 28, 2019043FacebookTwitterPinterestWhatsApp WolfPack™ Seamless 18X18 Modular HDMI Matrix Switcher allows 100ms switching between inputs with a clean video cut (frame-to-frame switching with no glitches).