Detail this asset from Unity Store: Original Link
This is a paid asset, but now you can download Character Pack 01 Free.
Character Pack 01 v1.1
This package contains three models: farmer, street sweeper and worker with a simple face rig and 23 legacy animations.
Each of them has about 2.800 tris and comes with a 2048x texture, so they are suitable for mobile devices or to fill your background scenes.
– idles, walk
– working, sitting
A demo can be seen here!
See them talking!
The model resources are included so you can add animations or modify the model if you want. (3ds max 2011).