The Edirol by Roland R-09 is a portable stereo field recorder designed for professional audio recording. With a maximum sampling rate of 24-bit at 48 kHz, this handheld digital recorder offers high-quality sound capture. It features one microphone input, one line input, and built-in microphone capabilities. Additionally, it offers a high-pass filter function, SD memory card compatibility, and battery-powered operation for convenience. Ideal for home recording, studio recording, and live sound applications, this unit from Roland is a reliable choice for musicians, podcasters, and audio engineers in need of a versatile and compact recording solution.