Format...... minidyisukudezitaruo-dyiosisutemu read...... Non-contact optical reading (semiconductor laser) voice compression system...... ATRAC/ATRAC3 (Adaptive transform acoustic coding) Number of Channels..... Stereo 2 channel/1 monaural channel sampling frequency...... 44.1 kHz frequency characteristics...... 20 – 20, Hz (± 3dB) wau·huratta-...... Measuring lower limit ± 0.001% w; Under peak) output terminal...... Headphone (32 ¦ ̧) Practical terminals for maximum output. Remote control. MW + MW (32 ohms) Power Supply.... Comes with DC: 1.2 V Nickel Metal Hydride rechargeable battery (AC – n55bt) DC V comes with: AC adapter (100 V AC, 50/Hz (with included charging stand) Dimensions.... 74.3 (W) x 17.9 (H) x 80.5 (D) mm Weight.... About G (batteries incl.)