877ENSpecificationsSpecificationsGeneral points4 Recording format:Linear PCM* (Pulse Code Modulation)MP3 (MPEG-1 Audio Layer3)WMA (Windows Media Audio)* For WS-710M, WS-700M only.4 Input level:— 70 dBv4 Sampling frequency:Linear PCM format[44.1 kHz/16 bit] *1 44.1 kHzMP3 format[256 kbps] *1 44.1 kHz[192 kbps] *2 44.1 kHz[128 kbps] 44.1 kHzWMA format[ST XQ] 44.1 kHz[ST HQ] 44.1 kHz[ST SP] 22 kHz[HQ] 44.1 kHz[SP] 22 kHz[LP] 8 kHz*1 For WS-710M, WS-700M only*2 For WS-600S only4 Maximum working output:80 mW (8 Ω speaker)4 Maximum headphone output:â 150 mV (according to EN 50332-2)4 Wide band characteristicheadphone output:75 mV â (according to EN 50332-2)4 Recording medium:Built-in NAND FLASH memory:WS-710M: 8 GB/WS-700M: 4 GB/WS-600S: 2 GBmicroSD card (For WS-710M, WS-700M only):512 MB to 16 GB4 Speaker:Built-in ø 18 mm round dynamic speaker4 MIC jack:ø 3.5 mm mini-jack, impedance 2 kΩ4 EAR jack:ø 3.5 mm mini-jack, impedance 8 Ω ormore4 Input power requirement:Batteries:AAA battery (LR03) or Olympus Ni-MHrechargeable batteryExternal power supply:USB connecting AC adapter(A514) 5 V4 External dimensions:98.5 mm × 40 mm × 11 mm(without protrusions)4 Weight:51 g (including battery)4 Operating temperature:0°C - 42°C/ 32°F - 107.6°F4 Tuning frequency range:FM radio: 87.50 MHz to 108.00 MHzFrequency response:4 During recording mode(Microphone jack):Linear PCM format[44.1 kHz/16 bit] *1 40 Hz to 21 kHzMP3 format[256 kbps] *1 40 Hz to 20 kHz[192 kbps] *2 40 Hz to 19 kHz[128 kbps] 40 Hz to 17 kHz