OFFERS April 17, 2008 Dear Sirs, We are glad to inform. you that we have received your inquires about our pocket electronic(电子的) computers. Our pocket electronic computers are very popular in China and Southeast Asia. We quote(报价) you as follows: Legend Brand Model A-233 At US $1,000 per set CIF(到岸价) Jakarta Legend Brand Model B-333 At US $1,300 per set CIF Jakarta Legend Brand Model C-433 At US $100 per set CIF Jakarta After studying our quotation(报价), you may find that our computers are fine in quality and attractive in price compared with other brands. So that is a reason why we find it difficult to meet the demand nowadays. But if you place your order within one month, we can arrange for a September delivery. We are waiting for your early reply. Sincerely yours, David Jones Manager What kind of product is mentioned in this letter?