CENIX S50 is a professional sound recorder, to capture the original real-time stereo microphone sound of high sensitivity, low noise; Supports linear PCM format, record the sound quality comparable to or exceed the level of CD; Support three kinds of audio formats; Multi audio bitrates for choice; Support audio recording, timing recording, telephone (line) recording, handheld devices recording, track recording, inside and outside microphone (condenser) recording; Built-in speakers, support FM radio using the built-in speakers; Support 7 kinds of format audio file playback: MP1-3, APE, WMA, OGG, AMR, FLAC, WAV; Support voice acquisition function, the hearing function, alarm clock, calendar, USB 2.0 interface storage; Besides, the machine own memory extensions also support the Micro SD card, support four kinds of recording scenes; Support 19 languages.