Four-channel recording up to 24-bit, 96kHz Built-in stereo X/Y microphones, up to 140dB SPL 2 XLR/TRS inputs with locking connectors 4-in/2-out USB audio interface Records directly to SD/SDHC cards up to 32GB, Record cleaner, clearer and closer than ever before. Brilliant four-track audio recording for music, film, podcasting and beyond. At Zoom they're always developing new ideas to improve the performance and function of the handy recorders. With the new H4n Pro, Zoom has taken everything creators love about the H4n and brought it to the next level. The H4n Pro isn't just improved, it's superior in every way. With advanced X/Y microphones, incredibly natural-sounding preamps and a super-low noise floor, you can record everything from the Indy 500 to the fluttering of a hummingbird with extraordinary realism. Welcome to the new gold standard in field recording. Four-track simultaneous recording. High-fidelity mic preamps and built-in X/Y stereo microphones, adjustable between 90 degrees and 120 degrees. Record up to 140dB SPL with X/Y microphones. Two mic/line level inputs with XLR/TRS combo connectors.