Features 1.[Voice Activated Recording]: This digital voice recorder captures sound when it detects noise and pauses when there is silence, effectively conserving storage space. 2.[Versatile Functionality]: This voice activated recorder serves as a voice recorder, a USB flash drive, and an MP3 player, combining three devices into one compact design. 3.[Noise Reduction]: The portable voice recorder minimizes noise interference during recording to maintain sound quality. 4.[Automatic Saving]: The recording device automatically saves files to prevent data loss when low battery is detected. 5.[Simple Operation]: The digital voice recorder features straightforward operation; press the button to start recording, and press it again to save and turn off automatically. Specification Item Type: Digital Voice Recorder Material: ABS Color: Black Size: Approx. 5.1 x 2.0 x 0.55cm / 2.0 x 0.8 x 0.2in Recording Format: WAV Music Format: MP3, WMA, WAV Built-in Polymer Lithium Battery: 100mAh (includes battery) Package List 1 x Digital Voice Recorder 1 x Earphones 1 x User Manual 1 x Charging Cable