Macally Securityman iCamDVR1W Single Wireless Camera System SM-302TX camera transmits up to 100 ft without any interference from 2.4 GHz/5.8 GHz devices MPEG 4 video compression for better picture quality & streaming video Easily turns a PC into a DVR for recording & wired/wireless cameras into Internet cameras Supports smartphones with Win Mobile, Symbian, WIN CE, iPhone & Android OS Supports static IP or dynamic domain name for remote access, auto e-mail, buzzer & pre-record for any motion detection event