Advanced X/Y microphones, incredibly natural-sounding preamps, and built-in cutting-edge effects make the H4n Pro the ultimate portable 4 track recorder for musicians. FEATURES Four-track simultaneous recording High-fidelity mic preamps Built-in X/Y stereo microphones, adjustable between 90˚ and 120˚ Record up to 140 dB SPL with X/Y microphones Two mic/line level inputs with XLR/TRS combo connectors Stereo 1/8" Mic In mini phone jack +24 or +48V phantom power for main inputs and Plug-in power (2.5V) via Mic/Line In mini phone jack Output/headphone jack with dedicated volume control Records directly to SD and SDHC cards up to 32 GB Supports up to 24-bit/96 kHz audio in BWF-compliant WAV or a variety of MP3 formats Built-in effects, including compression/limiting, low-cut filtering, modulation, reverb/delay and amp models 2-in/2-out USB audio interface for PC/Mac computers Mounts to mic stand or tripod, or directly to DSLR with optional Hot Shoe adapter Runs on 2 standard AA alkaline or NiMH rechargeable batteries with up to 5.5 hours of operation (up to 8 hours in Stamina mode)