2.4GHz wireless audio/video sender; dynamic selection technology to resist interference * H.264 wireless digital; color ccd camera * Image processor MPEG4 encode/decode; variable video bit rate, up to 12 mbps * Uses random ID codes to protect personal privacy; over 4 million sets of random ID codes * Camera has 24 IR LEDs for night vision; operating distance up to 1000 feet (clear line-of-sight)