Zoom R4 MultiTrak Portable SD Recorder InterfaceCapture Your Musical Ideas Anywhere with the Zoom R4 MultiTrak The Zoom R4 MultiTrak is a portable and versatile recorder and audio interface perfect for musicians, songwriters, and performers. With its 32 bit float recording, XLR Combo inputs, and built in microphone, you can capture high quality audio anywhere. Type: 4 track Digital Recorder 2 in 2 out Audio Interface Recording: 32 bit Float Recording Inputs: 2 XLR TS Combo Inputs Microphone: Built