Professional Noise Cut; One touch record; Built-in stereo micro Two speakers inside Timer recording Three Record Types: HPãSPãLP; Support USB & MP3 playback & ecording Voice-activated(VOR) Support MP3 playback, A-B repeat Recording life for 8GB: 136hr-HP, 256hrs-SP, 2340hrs-LP Screenï¼OLED screen support multilanguages Materialï¼Zinc alloy and Stainless steel Power Supply:Built-in rechargeable Lithium Battery FM Tuner and FM recording Telerecording Battery capacityï¼610mah Recording duration after full recharged:PCM-27hrs, HP-17hrs, SP-24hrs, LP-23.5hrs Two Stereo micro Record format:MP3, WAV Memory:Built in flash memory up to 32GB Weight:85g