The values you can register as a model's keyframe are as follows.
You can set a model's properties from the Properties tab in model mode.
The values you can register as an accessory's keyframe are as follows.
You can set an accessory's properties from the Properties tab in accessory mode.
This menu allows you set a model, accessory, or effect's rotation and positional values with a number.
You can find it on the Bone menu in the various modes.
Morphs can be controlled from the timeline, but they can also be controlled from the model's Morph menu.