What is the vocal range of Fergie?

Fergie, the lead vocalist of the Black Eyed Peas, has a vocal range that spans approximately three octaves, from about A2 to E5. She is known for her ability to sing in various styles, including pop, R&B, and hip-hop, showcasing her versatility. Fergie's powerful vocals and distinctive tone contribute to her success as a solo artist and in collaborations.