nrf24l01 Arduino audio transmitter help needed :(

dear friends i have graduation project as this video Wireless Digital Audio Streaming Realtime with Arduino and an NRF24 Module - YouTube

i have experience about arduino but not with rf modules.

here is page https://tmrh20.github.io/RF24Audio/
but icant find any source code directly about video and connection diagram for modules.
can anyone help me ?