New sfp 155m bidi 80km optical transceiver cisco huawei compatibility Specification Data rate: 155m Wavelength: tx1490/rx1550nm Distance: 80km Interface: lc Ddm: yes Place of origin: made in china Port:shenzhen Working temperature: commercial: 0â°c to +70â°c;industrial:-40â°c to +85â°c Optical module used in ethernet, sdh, sonet, can be compatible with cisco 2900 series, cisco 4000 series, cisco 5000 series, huawei, the pole into, d-link, zte, hp, juniper and other equipment. Our products require strict testing standards, standard packing form, to provide customers with quality service and timely delivery cycle. Scope of application: switch, ethernet, data center, sdh, sonet, atm Package type: individual package or 10pcs/package