From Our Research Team:

A remote for your Model 7!

• Custom milled solid aluminum casing and buttons, fine finished and anodized for an enduring design and classic look.
  
• Controls up to eight M7's
  
• Connects to the first M7 via RS422 9 pin serial cable, 10 meter cable provided, up to 30 meters that is 480L compatible Simple to install with no practical distance limits or IP addresses to configure
  
• Simple serial 'loop thru' for connecting more M7s, connect to the first and loop to the second, and third, etc.
  
• DC power is supplied from the M7 through the cable, no wall warts, or external supplies.
  
• 8 meters, for 4 stereo pairs, metering 4 machines at a time.
  
• Machine selection is by dedicated Machine key in the M10:
  
• Same clear easy to read displays as used in the M7
  
• Same user interface as the M7, with the addition of Machine and Setup keys, so no need to learn something new.
  
• Simultaneous control of the M7 from both the M7s front panel and or the M10 with a lock out.
  
• Setup key for the M10's local memory, configurations, and settings.