SPECIFICATIONS IC recorder section Recording media Built-in flash memory 512 MB, Monaural recording A part of the memory capacity is used as a management area. Recording time HQ: 59 hours 45 minutes SP: 159 hours 20 minutes LP: 261 hours 45 minutes Freqency range HQ: 260 Hz - 6,800 Hz SP/LP: 220 Hz - 3,400 Hz General Speaker Approx. 2.8 cm (1 1/8 in.) dia. Power output 250 mW Input/Output [ Headphone jack (minijack) for 8 - 300 ohms ear receiver/headphones [ Microphone jack (minijack, monaural) Plug in power Minimum input level 0.6 mV 3 kilohms or lower impedance microphone [ USB connector Power requirements Two LR03 (size AAA) alkaline batteries: 3 V DC Dimensions (w/h/d) (not incl. projecting parts and controls) 34.6 × 109.2 × 18.4 mm (1 3/8 × 4 3/8 × 3/4 in.) Mass (incl. batteries) 67 g (2.4 oz) Supplied accessories Operating instructions (1) LR03 (size AAA) alkaline batteries (2) Headphone (1) (excluding the U.S.A., Canada and Europe) Carrying pouch (1) (excluding the U.S.A., Canada and Europe) USB connecting cable (1) Application software (CD-ROM) (1) Design and specifications are subject to change without notice.