Item Type: Digital Voice Recorder <br>Material: Aluminium Alloy <br>Frequency Range: 20Hz-20KHz <br>SNR: 90dB <br>Support System: For Windows 98, for Windows ME, for Windows 2K, for Windows XP, for Windows 7, for Windows 8, for Windows 10, for Linux 6.2, for OS X 10 <br>Built in Lithium Polymer Battery: 90mAh1、PREMIUM MATERIAL: The voice activated recorder is made of premium CNC aluminium alloy and is robust and durable. <br>2、RECORDING FUNCTION: ADPCM recording 192Kbit, optional voice activated recording 50DB, automatic split recording, loop overlay recording. <br>3、EASY TO USE: Recording files are named by time, easy to find. Black in colour, highly concealable and ultra small in size. <br>4、SUPERIOR PERFORMANCE: Digital voice recorder with 15 hours of continuous recording and 30 days standby. One touch recording; with delete function; playback LED indication. <br>5、MULTIFUNCTION: Digital voice recorder supports MP3, WMA, WAV playback, fast forward and backward playback.1 x Digital Voice Recorder&nbsp;&nbsp;<br>1 x Headset&nbsp;&nbsp;<br>1 x Charging Line&nbsp;&nbsp;<br>1 x Description&nbsp;&nbsp;