We are potong networking tech. based in shenzhen , China. We are member of Tradekey.com since March, 2008. Our business is related to Computer Hardware & Software industry and we specifically deal in WS-G5483,WS-G5484,WS-G5486,GLC-SX-MM,GLC-LH-SM. Please find our product details below: GLC-SX-MM, GLC-LH-SM, ws-5483, ws-5484, ws-5486 Hi All, we sell third-party gbics and sfp module, 100% compatable with cisco .attractive price and fast xxxxx know details please contact with xxxxx all 1year warranty WS-G5483 in stock 300+pcs WS-G5484 in stock 300+pcs WS-G5486 in stock 300+pcs GLC-SX-MM in stock 300+pcs GLC-LH-SM in stock 300+pcs GLC-T in stock 300+pcs GLC-ZX-SM in stock 100+pcs Best Regards! Potong(HK) networking tech, Co. sales manager JamieHuan email:xxxxx MSN:xxxxx AIM:jmhuan GLC-SX-MM, GLC-LH-SM, ws-5483, ws-5484, ws-5486 Hi All, we sell third-party gbics and sfp module, 100% compatable with cisco .attractive price and fast xxxxx know details please contact with xxxxx all 1year warranty WS-G5483 in stock 300+pcs WS-G5484 in stock 300+pcs WS-G5486 in stock 300+pcs GLC-SX-MM in stock 300+pcs GLC-LH-SM in stock 300+pcs GLC-T in stock 300+pcs GLC-ZX-SM in stock 100+pcs Best Regards! Potong(HK) networking tech, Co. sales manager JamieHuan email:xxxxx MSN:xxxxx AIM:jmhuan Thank you for taking the time to go through our business profile. If there are any question, inquiry or comments, please feel free to contact us.