可视电话将步入家庭随着通信电子技术的不断进步，可视电话成本大幅度下降，将逐步进入家庭。近几年，美国、日本等国家推出的７厘米和１１厘米可视电话机的价格不足１０００美元。美国可视电话机年销量为２０万台，并以每年８５％的速度增长着。我国广州、珠海等地厂家先... Video phone will enter the family With the continuous improvement of communication electronic technology, video phone costs dropped significantly, will gradually enter the home. In recent years, the price of 7 cm and 11 cm videophones introduced by the United States, Japan and other countries is less than 1,000 U.S. dollars. The annual sales of videophones in the United States is 200,000 units, growing at an annual rate of 85%. China’s Guangzhou, Zhuhai and other manufacturers first ...