296. SpecificationDimension 39*89*7mmWeight 43.5gLCM Window 26*28mmPC connection USB2.0(FS) Read: 1000K Byte, Write: 1000-900K ByteMemory 128MB, 256MB, 512MB, 1GB, 2GBBattery Max Play time: 10 hoursRecord Sample rate 8KHzRecording format WAV ACT MP3Recording time 35 hour ACT 128M FlashMP3 WMA WMV ASF Max output of headphone L 10mW R 10mW 32OhmMP3 bit rate 8K bps – 320K bpsWMA WMV ASF bit rate 5K bps – 384K bpsFrequency response 20Hz to 20KHzSNR 85dBDistortionFM radio (Depending onmodel)Receiving frequency range 76MHz – 96MHz / 87MHz – 108MHzStations saved 20 20Max output of headphone L 10mW R 10mW 32OhmSNR 45dBMusic format MP1 MP2 MP3 WMA WMV ASF WAVWorking temperature -5 to 40Operating System Windows98/SE/ME/2K/XP Mac OS 10 Linux 2.4.2Note: Product design and spec may change without notice.