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¸ÃÉ豸µÄÏà¹ØÐÅÏ¢ÈçÏ£¬ÇëÎʹúÄÚÓÐûÓÐÏà¹Ø³§¼Ò£¬»òÕ߸øÒ»¸öÍøÕ¾Á´½Ó£¬ÁªÏµµç»°£¡ Íò·Ö¸Ðл£¡ The speller is a communication tool for people who have lost their voice or have trouble writing. The medical speller measures roughly 20 cm x 30 cm. It has 50 keys, the typing keys are 2cm x 2cm. It has a large, bright, easy to read LCD screen, which shows 26 letters or numbers, that are at least 1.5cm tall by 1.0cm wide, they can be bigger. The keyboard is alphanumeric.There is a built in memory which remembers 80 words or sentences or more. It runs on Two " AA" batteries. It should be able to be read in either a dark or light room. [ Last edited by redapplekuang on 2009-5-5 at 10:32 ] |
jiaminl
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2Â¥2009-05-05 22:52:30
zlg77
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3Â¥2009-05-06 10:35:22
yang0071
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4Â¥2009-05-06 12:59:42
5Â¥2009-05-06 13:41:44














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