The Unicron Speech and Light Kits are finally available! You can purchase them here for $165 https://cchobbyfun.com/products/haslab-unicron-speech-and-light-upgrade
The kits allow you to add speech and light to your Haslab Unicron kit. They can be controlled via bluetooth from an iPhone or Android device.
The kit comes with most of the electronics already installed in an easy to mount box. You can see the instructions here.
Here's a quick demo and an overview of some changes made in the production kit: