SK-892 mini recorder can be MP3 player and 8GB USB flash disk as well. 192Kbps recording rate, record clear and natural voice. Smart battery supports up to 10h continuous recording. It is of mini size and lightweight, portable for to you carry and store. Features: Super mini digital recorder,built-in 110mAh battery which support 10hrs continuous working,extremely portable for carrying and storing. 192Kbps recording rate, 48KHZ frequency, record clear and natural voice. One-press button on, you can start recording, off for storing recording file. Insert earphone into 3.5mm audio jack for playback recording file / listening to music. 8GB built-in flash, support up to 96h continuous recording. Specifications: Model: SK-892 Function: Recorder & MP3 Recording Rate: 192kbps Frequency: 48KHZ Recording File Format: WAV Music Format: MP3 / WMA / WAV Memory Card Capacity: 8GB (Support 96h continuous recording) Input: DC 5V Built-in Battery: 3.7V 110mAh Working Hour: About 10h for continuous recording/music playing OS: Compatible for Windows 98 and above (XP, Vista, 7 8 10 +), Mac OS 9.0 and Higher Item Size: 4.5 * 1.3 * 0.6cm / 1.8 * 0.5 * 0.2in Item Weight: 7.5g / 0.3oz Package Size: 10.2 * 7.5 * 4.5cm / 4 * 3.0 * 1.8in Package Weight: 98g / 3.5oz Package List: 1 * Recorder 1 * Earphone 1 * USB Cable 1 * User Manual(English) Note: Please save the recording file before connecting the recorder to computer.