Modulation system EFM (Eight to Four teen Modula tion) Frequency response 20 to 20, 000 Hz ± 3 dB Wow and Flutter Below measurable limit Inputs 1) MIC : stereo mini-ja ck (minimum inpu t leve l 0.25 mV) Line in: stereo mini-jack for anolog input (minimum inpu t level 49 mV) op tica l (digita l) mini-jack for opt ical (digital) input Outputs i/LINE OUT2): s tereo mini-jac k (ded icated re mo te control jack)/194 mV (10 kohm ) Maximum output (DC) 2) Headphones: 5 mW + 5 mW (16 ohm) Power requirement Sony AC Power Adaptor connected at the DC IN 3V jack (country model in parentheses): 120 V AC, 60 Hz (USA, Canada and Taiwan) 220 V AC, 50/60 Hz (Continental Europe) 240 V AC, 50 Hz (Australia) 220 V AC, 50 Hz (China) 230 - 240 V AC, 50 Hz (U.K. and Hong Kong) 110/220 V AC, 60 Hz (Korea) 100 - 240 V AC, 50/60 Hz (Other countries) The recorder: Nickel metal hydride rechargeable battery NH-14WM(A) 1.2V 1350 mAh (MIN) Ni- MH LR6 (SG) alkaline battery USB cradle: AC power adaptor DC 3V Dimensions Approx. 77 .7 × 71.4 ×16.4 mm (w/h/d) (31/8 × 27/8 × 21/32 in.) Mass Approx. 87 g (3.0 oz ) the recorder only 1) The LINE IN (OP T) jack is us ed to co nnect e ither a digital (optica l) ca ble or a line (analog) cable. 2) The i/LINE OUT jack connects either headphones/earphones or a line cable. Supplied accessories AC power adaptor (1) Headphones/earphones with a remote control (1 ) Optical cable (1) USB cradle (1) USB cable (1) Nickel metal hydride rechargeable battery NH-14WM(A) (1) CD-ROM (1)* Dry battery case (1) Rechargeable battery carrying case (1) Recordable MD (USA and Canada models only) (1) Carrying pouch/carrying case with a belt clip (except USA model) (1) AC plug adaptor (Sony world model only) (1) ∗ Do not play a CD-ROM on an audio CD player.