What is the Cisco QSFP-4SFP10G-CU2M?
The Cisco QSFP-4SFP10G-CU2M is a QSFP optical transceiver module, listed by the manufacturer as "40G QSFP+ to 4x10G SFP+ Passive Direct Attach Copper Breakout Cable". It is part of Circular Telecom's surplus and refurbished telecom/IT equipment inventory.
