This item is a fantastic product, because it includes one wireless keyboard, one remote controller and one stand which will be compatible with your PS3. And also it works great !  Its about 1 thick and slides centered, so it is very convient for you spending hours playing with a keyboard/remote/controller 3 in 1... 

PS3 3-in-1 Wireless Keyboard Controller Remote Features:

Including wireless keyboard, controller and remote in one body

Compatible with PS3

PS3 3-in-1 Wireless Keyboard Controller Remote Description:

A 3-in-1 Wireless Keyboard Controller Remote

It functions as a wireless bluray remote and also wireless keyboard and also as a controller, including dual analog sticks.

This device uses USB instead of bluetooth.

Looks like an all-in-one solution

Warning:

Do not leave this product under strong sunlight directly.

Do not throw the product into fire.

What's included:

1 x Wireless Remote Controller with Keyboard (3 in 1 function)

1 x Charger Stand (receiver)

1 x USB cable