897ENSpecificationsSpecificationsGeneral4 Recording format:Linear PCM* (Pulse Code Modulation)MP3 (MPEG-1 Audio Layer3)WMA (Windows Media Audio)* WS-803, WS-802 only.4 Sampling frequency:Linear PCM format44.1 kHz/16 bit *1 44.1 kHzMP3 format256 kbps *1 44.1 kHz192 kbps *2 44.1 kHz128 kbps 44.1 kHzWMA format128 kbps 44.1 kHz64 kbps 44.1 kHz32 kbps 44.1 kHz16 kbps 22.05 kHz8 kbps 8 kHz*1 WS-803, WS-802 only*2 WS-801 only4 Maximum working output:150 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 media:Built-in NAND FLASH memory:WS-803: 8 GB/ WS-802: 4 GB/WS-801: 2 GBmicroSD card:2 GB to 32 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:Battery:AAA battery (LR03) orOlympus Ni-MH rechargeable batteryExternal power supply:USB connecting AC adapter (A514) 5 V4 External dimensions:100.2 mm × 40 mm × 14.8 mm(without protrusions)4 Weight:57 g (including battery)4 Operating temperature:0°C - 42°C/ 32°F - 107.6°F4 Tuning frequency range(WS-803 only):FM radio: 87.50 MHz to 108.00 MHz