This is a brand new CMOS spy camera which comes to you at an unbelievable size of less than 2cm(h) x 2cm(w) x 2cm(d), and only 35g weight. Wireless1.2GHz 200mw high Frequency makes a large difference in the range and quality of audio & video received, especially transmitting through ceilings, floors and walls. Line of Sight is up to 1000 feet. Transmit through walls is difficult to predetermine, the range will vary a lot. This amazing device is ideal for covert or spy operations. It is very tiny you can hide it almost anywhere you like. If properly placed, the wide field of view angle enables you to view a whole standard size room. It is also great as a surveillance camera, a toy for hobby .enthusiasts, as bodyworn solutions and so on.