Roland R-44 Solid State 4 Channel Portable Field Recorder Roland R-44 4 Channel Portable Recorder - AC Adapter - Roland Warranty Built-in stereo microphones and monitor speakers: Although the R-44 is compact, all the necessary functions are included. Built-in high quality microphones and speakers make recording and monitoring without external devices possible Built-in limiter, low-cut filter and studio class effects: An on-board limiter helps suppress sudden peaks in sound from an input source. A low-cut filter is included to help prevent things like wind noise or mic handling noise Pre-Record function ensures you never miss that important moment again: The Pre-Record function buffers input signals for a certain amount of time. When the REC button is pressed, the material from the previous few seconds (selectable) is included Combo type analog jacks and digital output enables connection with a variety of devices: The combo input jacks (4) supports the connection of both XLR and 1/4 inch plugs. XLR inputs are equipped with phantom power