Sonnet Echo Express SE IIIe Thunderbolt 3 Expansion Chassis for PCIe Cards Power Adapter Cables A bottom 1/4"-20 thread

A bottom 1/4"-20 thread

It secures and locks onto the camera using a cam lever

SymplySPARK is ideal for media workflows in post production

or with the 1W built-in speaker

Sonnet Echo Express SE IIIe Thunderbolt 3 Expansion Chassis for PCIe Cards Power Adapter Cables A bottom 1/4"-20 threadThe Sonnet Echo Express SE IIIe Thunderbolt 3 Expansion Chassis for PCIe Cards connects three half length, full height PCIe cards to systems with a Thunderbolt 3 port. The Echo Express SE IIIe is useful for expanding the connectivity of systems like the MacBook Pro, which does not have the PCIe slots needed for pros working in creative fields. Instead, the Echo Express SE IIIe connects to Thunderbolt 3 hosts to leverage this connectivity via PCIe