Model Name: PM-101T/102T/105T (E) Volume: (W×H ×D): 25mm × 85mm × 25mm Weight: 32g (without battery) Memory: Basic memory 128MB, 256MB, 512MB Provided Battery: 1 Alkaline AAA Play Time: 10 hour Output Power of Earphone: 8.5mW+8.5mW S/N Ratio: More than 90dB Range of Frequency: 20Hz-20KHz Transmission Speed: 4Mbps Computer Interface: USB 1.1   Potaz, a cutting-edge-technology MP3 player, is a multi-functional next generation portable digital audio device that plays MP3 files, which is combined with various new features and high quality sound.Now is the time when you do not have to hesitate which MP3 player you would choose. With Potaz of the ultra-compact and fashionable design in your hand, you can enjoy a wide variety of features and incredible sound, sending e-mail, using as mobile storage, listening to FM radio and recording music, as well as listening to music.     Support to Multi-Codec WMA files in additional to MP3 can be played in Potaz.     Mobile Storage Potaz has the function of USB Mass Storage, which can be used as a mobile hard disk. Using the Windows Searcher, you can store data without any other driver whenever and wherever you want.     FM Radio and Recorder With auto scan device and channel memorizing function, Potaz will make you conveniently relish the FM radio. Besides that, you can record while you listen to FM Radio. Take pleasure in listening to the highest quality of recorded original sound.     Direct Encoding Function With this Direct Encoding Function, you can convert music played by Walkman or CD player into MPS files in no time.     Voice Recording Function With this Voice Recording Function, you can record significant meetings or lectures up to approximately 8.5 hours. Don’t miss a thing of important moments and keep them recorded.     E-Mailing Function Connected to a computer, the NOVA Mail Program of POTAZ will help you check your email and favorite sites on the web even when you go out on vacation or business trip.     High Quality Sound Duplicating the original sound in a rich and precise way, Potaz will lead you to feel more exquisite sound effect with 3D surround sound function. (Attention: functions are variable according to product models)     Auto Recognizing Function (Plug & Play) No separate program is needed. You can use immediately after you connect to computer. (Attention: For Windows 98, an additional program installation is required.)     Language Learning Function Potaz is great device to learn language with an easy-to-use repeat function.     Various EQ Modes You can experience sound effects with various EQ modes such as Normal, Rock, Pop, Classic, Live and User Mode, etc.     Simple Operation Function You can effortlessly operate any function with a convenient Jog Button.     Various Folders Potaz provides up to 256 folders and 1000 files. You can classify and store them according to singers, time and genres.     Multi-Lingual Support You can use Potaz with various kinds of languages including Korean, English, Chinese and Japanese     FirmWare Upgrade With FirmWare Upgrade, fully enjoy new functions which POTAZ provides.     Refined Design and Fashionable Accessories Plunge into the uncharted MP3 territory filled with new design, pleasing but striking colors, and splendid case made of aluminium     Super-Light Products Enjoy Potaz while exercising and working everyday. It weighs only 32g, so you won’t feel anything.     10 Hour Playtime with AAA Battery Potaz keeps going up to 10 hours.