"Jason And The 400 Unit" by Jason Isbell & the 400 Unit is a rock music CD released in 2019 under the record label Soun and Southeastern Records. This album showcases the unique blend of rock music talents from the renowned artist Jason Isbell and features the 400 Unit as the backing band. With its powerful sound and memorable tracks, this CD is a must-have for fans of rock music and Jason Isbell's music.