# Teradek RT FIZ Kit (CTRL.3) with SmallHD Ultra 10 (legacy): not confirmed Data version 6d29e2f86993, built 2026-10-26; facts on this page checked 2026-10-21. What Teradek's data states about [Teradek RT FIZ Kit (CTRL.3)](https://specs-dev.teradek.com/products/prod.rt-fiz-kit-ctrl-3.md) with [SmallHD Ultra 10 (legacy)](https://specs-dev.teradek.com/products/prod.smallhd-ultra-10.md): 1 statement. A statement made for a family or line applies to every product in it and says so. Not confirmed in Teradek's data. This does not mean they are incompatible; ask Teradek support or an authorised reseller. - RT FIZ Kits with CTRL.3 with [SmallHD Ultra 10 (legacy)](https://specs-dev.teradek.com/products/prod.smallhd-ultra-10.md): not confirmed; Connects via 5-pin to monitor interface cable; displays lens focal distance and marks on screen; minimum firmware PageOS 3.0 (the source does not say on which end) (stated for the whole SmallHD family). Source: official page (https://teradek.com/products/rt-fiz-kits-copy-1), checked 2026-10-21. Relation: pairs with, both ways. - Firmware: Teradek's data has no general rule on matching TX and RX firmware versions (Not collected yet); a minimum firmware, where one is stated, is given with the statement above. For the general rule, ask Teradek support. Everything RT FIZ Kits with CTRL.3 works with: [/products/prod.rt-fiz-kit-ctrl-3/compatibility.md](https://specs-dev.teradek.com/products/prod.rt-fiz-kit-ctrl-3/compatibility.md). --- Cite as specs-dev.teradek.com/compatibility/prod.rt-fiz-kit-ctrl-3/prod.smallhd-ultra-10 (data version 6d29e2f86993). HTML page: https://specs-dev.teradek.com/compatibility/prod.rt-fiz-kit-ctrl-3/prod.smallhd-ultra-10 · How to read this site: [/about.md](https://specs-dev.teradek.com/about.md) · Index for agents: [/llms.txt](https://specs-dev.teradek.com/llms.txt)