Product Type Transmit Power (dBm)* Receive Power (dBm)* Transmit and Receive Wavelength Range (nm) Maximum Minimum Maximum Minimum Transmit Receive Cisco X2-10GB-SR 10GBASE-SR 850 nm MMF -1** -7.3 -1 -9.9 840 to 860 Cisco X2-10GB-LRM 10GBASE-LRM 1310 nm MMF and SMF 0.5 -6.5 0.5 -8.4 (in average) 1260 to 1355 and -6.5 (in OMA) Cisco X2-10GB-LR 10GBASE-LR 1310 nm SMF 0.5 -8.2 0.5 -14.4 1260 to 1355 1260 to 1565 Cisco X2-10GB-ER 10GBASE-ER 1550 nm SMF 4 -4.7 -1 -15.8 1530 to 1565 1260 to 1565 has been established for more than four years. We mainly sell new or old communication equipment. We have strong inventory and strong suppliers. We can provide you with high quality price and after-sales service. Welcome to cooperate with Telecom Construction Group, Communications Equipment Trading Company and individuals. is a supplier of communications products for Nokia, Huawei, ZTE, Ericsson, Marconi, Alcatel Lucent and other companies. As a second-hand Telecom partner recognized by hundreds of service providers around the world, you can rely on to help you expand and maintain the network at a cheaper and faster speed. We only purchase the best quality green market equipment at the best possible market price, and deliver considerable cost-effectiveness directly to our customers. If you have any product requirements, please send us an email or call us, and we will serve you whole heart.
