Model No - Sony Digital Voice Recorder-ICD-UX300F

3-in-1 Stereo Recorder with 4GB memory capacity, music playback, built-in stereo microphones with 3 selectable recording levels, direct mic-in / audio-in recording and direct connectivity into the USB port just by sliding the lever. Perfect for use in the office and classroom.
* 5-line clear dot matrix large LCD screen
* Built-in stereo microphones
* 3 selectable recording levels
* Noise Cut / Low Cut Filter / VOR / Dividing
* MP3 / WMA / AAC Playback with selectable sound effect
* Direct USB connection

General
Built-In memory  4GB
PC Connectivity  Yes

Channel  Stereo
Recording Format  MP3
Messages/Folders  10/990 (99 messages in 1 folder)
Earphone Jack  Yes
Battery type  1 x NiMH AAA Rechargeable Battery
Dimension (W x H x D)  Approx. 36.6 x 98.5 x 14.6mm
Weight (including batteries)  Approx. 58g
Mic-In Jack  Yes

Recording time
LP  1072hrs 25min
SP  268hrs 05min
ST  44hrs 40min
STLP  178hrs 40min
STSP  67hrs 00min

MP3
Number of MP3 Songs (128kbps, 1 song = 4 min)  1005
MP3 music playback  MP3 / WMA / AAC

Functionality
Voice-Operated Recording (VOR)  Yes
Noise Cut Filter  Yes
Low Cut Filter  Yes
Digital Pitch Control  Yes
PC Data Storage  Yes
MP3 music playback  Yes
Radio recording  Yes
FM Tuner  Yes
USB Charge  Yes

SPEAKER
Speaker power output  90mW
Speaker size  16mm

Overall frequency response
LP  60 - 3,400Hz
SP  60 - 10,000Hz
ST  40 - 20,000Hz
STLP  60 - 7,500Hz
STSP  40 - 15,000Hz

Warranty - One Year.