HP JL306-61001 - X140 40G QSFP+ LC ER4 SM transceiver - Quad Small Form-factor Pluggable Plus (QSFP+) 4X 10-Gigabit with 1271nm, 1291nm, 1311nm, and 1331nm lasers providing 40-Gigabit connectivity up to 40km (24.9 miles) on single-mode fiber - Has on Retail
