The Depusheng M4 Portable Mini Mixer is a compact 4-channel audio mixer suitable for both live and studio use. With 2 line inputs and a portable form factor, this mixer is ideal for musicians, producers, and audio engineers looking for a versatile and easy-to-use mixing console. The Depusheng brand ensures quality and reliability in this essential piece of pro audio equipment.We ship Monday thru Friday and do our best to ship next day depending upon when the order is received. Our goal is 100% satisfaction. If for some reason you are not completely satisfied, please reach out to us and we will do our best to resolve the issue.