4-CHANNEL TRIPLEX DVR PC CARD WITH DIGITAL WIRELESS CAMERA & RECEIVER; TURN A PC INTO A PROFESSIONAL GRADE CCTV SYSTEM & VIEW UP TO 4 LOCATIONS SIMULTANEOUSLY; DIGITALLY RECORDS LIVE VIDEO TO PC HARD DRIVE; WIRELESS DIGITAL CAMERA FEATURES WEATHER-RESISTANT CONSTRUCTION & 40-FT INFRARED NIGHT VISION ; DIGITAL PAN/TILT/ZOOM ; SEARCH & PLAY BACK RECORDED VIDEO WITH THE INTUITIVE GRAPHIC USER INTERFACE; PASSWORD SECURITY PROTECTION; INCLUDES WALL MOUNTING BRACKET, 2 POWER ADAPTERS, BATTERY ADAPTER CASE, RCA-TO-BNC ADAPTER & SOFTWARE CD