wireless time recorder,newes type,competitive price,Mobile FP guard patrol& ... solution,3.2''TFT touch screen,1.3 Mega pixel wireless handset time recorderApplication · Mobile FP guard patrol· Mobile FP T ... -50· Humidity 20%-80% · Audio format Mp3,WAV, Video· Communication : RS232, Ethernet, and USB HOST /Client 1.1 · Battery : 4000 mAh ...