Zoom H1n Handy Recorder Bundle with Zoom APH-1N Accessory Pack and Austin Bazaar Polishing Cloth One-touch button controls 1.25" monochrome LCD display Intuitive menus for easy operation Stereo X/Y 90 degreemicrophones handle up to 120 dB SPL Stereo 1/8" Mic/Line In mini phone jack Unidirectional condenser, 90 degrees XY stereo format Gain: - dB to +39 dB Maximum sound pressure level: 120 dB SPL 1/8&#034; stereo phone jack Rated input level: - dB to -39 dBm Input impedance: 2 k Built-in 500 mW mono speaker Output impedance: 8 1/8&#034; stereo phone jack (combined line/headphones) Rated output level: 20 mW + 20 mW into 32 load Output impedance: 10 k or more Micro USB port Mass storage class operation: USB 2.0 high speed Audio interface operation: 44.1/48kHz sampling rate, 16-bit depth, 2-in/2-out Transfer method: asynchronous 2 AAA batteries (alkaline, nickel-metal hydride rechargeable, or lithium) AC adapter (ZOOM AD-17): DC 5V/1A USB bus power