Zoom H2n Handy Handheld Digital Multitrack Recorder Bundle with APH-2n Accessory Pack and Headphones Bundle pack: Zoom H2n handy recorder and Zoom APH-2n accessory pack and Samson HP10 headphones Five built-in mic capsules provide Mid-Side (MS) stereo, 90 degree X/Y stereo, 2-channel and 4-channel recording modes Records in WAV up to 24-bit/96kHz and MP3 up to 320kbps Additional functions include lo-cut filter, compressor/limiter, auto gain, pre-rec, auto-rec, tuner, metronome and variable speed playback Over 20 hours of operation using two standard AA batteries