"Wi-Fire" to enhance the distance of wireless LAN to 300 meters

With regard to 802.11b / g of wireless LAN, we can drastically extend the range at a stretch from 300 feet to 1000 feet level (91 to 300 meters) by strengthening radio wave input / output.

Details of the price etc. are as follows.
HField Technologies, Inc.

The Wi-Fire

Used with USB connection, the price is 150 dollars (about 17,000 yen). Since there is radio wave law in Japan, it is not possible to sell powerful so far, but it is OK if it is overseas, is this.