Ran into the website for the small ROV that the US Navy is sending to help the Russian one.
Not too much hard data but it looks very cool: Super Scorpio
Maximum Depth 5,000 ft
Weight: 4,500 lbs.
Dimensions: 4x4x8ft
Speed: 4 Knots Forward/AFT and 2 Knots Laterally
Fly Away Capable
107-122kHz CTFM SONAR, 2000 ft range, (EDO 250)
Two black and white video cameras (OSPREY SL-90)
Two HMI Lights, Four 250 Watt in candescent lights
1 inch steel Cable Cutter
Two Manipulators Capable of lifting 250 lbs. each
Now that would be fun to play with!