Kramer has made BYOD wireless and wired presentation easier than ever before. This exclusive bundle offer includes the award-winning VIA GO wireless presentation solution and VS-211H2 automatic standby switcher, coupled with a C-HM/HM/PICO /BK-3 high-speed HDMI cable. Dec 21, 2019 · You would need a Kramer SL-240c brain. Each room or space that you want to control needs one of the Kramer brains, SL-240, SL-240c, or SL-280. You would not need the other Kramer devices as you can still use your Global Cache devices within Kramer. Kramer sells it's own tablet, the KT-107, but you can use your Ipad or an Android tablet.