2 In 1 (USB DVR and SD DVR) Support up to 32GB SD card Records video or Take photos to SD card Do not need to connect computers, you can place it anywhere(SD DVR) 4 Channel real-time (120fps) display and recording Instead 4 channels PC DVR card Built-in web and wap server(software) Send SMS text message to your mobile phone Auto configure your router for port forwarding Upload your pictures to your Picasa Can be used with new or existing cameras Remote watching via web browser or mobile phone Simple plug and play USB connection to PC System includes search and DVR software Remote connection via dynamic not fixed IP address User friendly software interaction Recordings made directly to PC hard drive Controlled recording via schedule and motion detection History search and playback function by date Manual take picture and recording support Suitable for use with Windows 2000, XP, Vista and windows7 without confliction. Packing USB DVR x1 USB Cable x2 Power Adapter x1 Installation Manual x1 Installation CD x1. Carton Size:525*370*320mm 30PCS/Carton N.W: 13Kg G.W:14Kg.