[Features]● Easy operation. Easy and convenient IC recorder ● Built-in memory 8 GB ● WAV, MP3 recording and playback ● Noise reduction according to the scene, scene selection function included ● Monaural recording microphone ● VOR automatic audio recording ● Equipped with bookmark function ● Equipped with 20 mm diameter monaural speaker ● MicroUSB Equipped with terminals [Specifications] ■ Power supply DC3V AAA batteries x 2 (sold separately) ■ Built-in memory: ICR-U124N...4GB, ICR-U128N...8GB ■ Playback method: WAV/MP3 (8-320kbps) ■ Recording method: MP3 ( LP: 8kHz 32kbps, SP: 44.1kHz 128kbps, HQ: 44.1kHz 192kpbs), WAV (PCML: 16kHz 512kbps, PCMH: 48kHz 1536kbps) ■ Display: 128 x 64 dot LCD ■ Battery life: When playing through speakers...about 12 hours, when playing through earphones...about 40 hours When recording...about 25 hours (using alkaline batteries/at medium volume) ■ Operating environment: Temperature 5 to 35℃, humidity 80%■ PC interface: USB terminal■ Compatible OS: Windows VISTA/7/8, MacOS X■ External dimensions: width 36 x height 111 x depth 19 mm (excluding protrusions) ■ Mass: Approx. 39g (excluding batteries) ■ Connection terminals: Recording microphone terminal (φ3.5mm stereo mini plug), earphone terminal (φ3.5mm stereo mini plug), USB terminal (micro B) ■ Accessories: Stereo earphones, USB cable, instruction manual, warranty card