Dr. Dre Nas' "Hustlers", and several beats on Eminem's Relapse album. Soul and R&B pianist Mark Batson, having previously worked with The Dave Matthews Band, Seal and Maroon 5 has been credited as the architect of this sound. Besides Batson, Aftermath producer and understudy of Dre's, Dawaun Parker, who has named Q-Tip and J Dilla as his primary influences, is thought to be responsible for giving Dre's newest beats an East Coast feel. Dr. Dre has said that his primary instrument in the studio is the Akai MPC3000, a drum machine and sampler, and that he often uses as many as four
Bose headphones music is playing; dramatically reducing noise-cancellation to let in ambient noise. The headphones can be purchased in two versions; the QC20 is for Android, Windows and Blackberry and the QC20i is designed for Apple compatibility. The in-line remote for the QC20i also has direct music control access unlike the QC20. On September 3, 2014, Bose announced the QuietComfort 25 headphones, the successor to the QuietComfort 15. QuietComfort 25 features a new cosmetic design, as well as new improved audio and enhanced noise-cancelling performance. The folding design of the headphones has also been improved for a new, smaller carrying case. The