WINTOPTEC CO.,LTD , a leading video and fiber product manufacturer in Shenzhen China. We are a professional manufactruer of fiber optical communication components, like:1*9,SFP,SFF(155M,622M,1.25G,2.5G,4G),SFP+,XENPANK,X2,TOSA,ROSA, BOSA etc,and providing high quality products in TELECOM and CCTV business. Besides, OEM orders are welcomed. Our Transceivers are 100 % compatible with major brands like Cisco, HP, 3 com, and come with three years warranty. Contact me, lets talk more. Anddy Chen Shenzhen Wintop Optical Technology Co.,Ltd URL: www.wintoptec.com Tel:+86-755-86000785 Fax: +86-755-26640197 Mobile:+86-13613006208 E-mail: anddy@wintoptec.com MSN: anndysmileforever@hotmail.com Skype: anddysmile