Curve Switch 2910al Series Technical Specifications Ports Ports 2 open 10-GbE SFP+ transceiver slots Environmental information Operating temperature range 32 to 122°F Storage humidity 15 to 95% @ 149°F (65°C) (noncondensing) Physical information Weight 0.35 lb. Dimensions (W x D x H) 4.0 x 4.18 x 1.4 in.