Super mini USB DVR, has 4 video input channels and 2 audio input channel, mini DVR,portable DVR,portable mini dvr This USB DVR Surveillance System ... and Static IPLanguageChinese (Traditional), English, German, Spanish, PortugueseSystem RequirementsUSB: Compliant USB 2.0 free portOS: Windows 2000 / XPCPU: Pentium 4 aboveMemory ...