UNBOXING Acorn Instruments Masterkey 49 + Demo/testing

Acorn Instruments Masterkey 49 USB Controller Keyboard
Link: www.lazada.com....
Unboxing video with demontration and testing done by Cheren
English subtitles done by Cheren
Purchased on lazada.com.my
About Masterkey 49 keyboard: www.acorn-instr...
Specifications:
Unit Weight: 4.2lbs/2kg
Unit Dimensions: 31.5" x 7.5" x 3"
Box includes:
Masterkey 49 USB MIDI controller keyboard
6ft USB cable
Manual/User Guide
DVD containing Presonus Studio One™ Artist and content material
I actually still cannot figure out how to connect those modulation, pitch bend, fader, and the controllers C1, C2, C3, C4 for my music production. For those who is experienced on this matter, I request for your help. (Studio One, FL Studio) Just leave your comment below :) Thank you.
FACEBOOK: / cherenseng
INSTAGRAM: / cherenxxi