This 4 Pin Mini XLR female to XLR 4 Pin Male connector is compatible with the Milian Acoustics Max-I Isolation Headphones.  It has the same specifications as the stock cable that comes with the headphones.
 
This cable will transmit a balanced signal from audio sources with XLR 4 Pin outputs.  The Pinout is as follows, also pictured above:
 
Mini XLR Pin 1, L+ : XLR Pin 1
Mini XLR Pin 2, L- : XLR Pin 2
Mini XLR Pin 3, R+ : XLR Pin 3
Mini XLR Pin 4, R- : XLR Pin 4
 
This cable is available in Oxygen Free Copper, and Silver Plated Oxygen Free Copper. 
 
OFC Cable Specs
24 AWG Oxygen Free Copper conductors (4x per channel)
High density braided copper shield.
PE dielectric insulation.
 
SPOFC Cable Specs
20 AWG Silver Plated Oxygen Free Copper Conductors (4x per channel)
High density braided copper shield.
PTFE Teflon dielectric insulation
FEP Outer Jacket
 
4 Pin XLR Male Connector Specs
Rhodium Plated Pure Copper Contacts
Carbon fiber and nonmagnetic stainless steel housing
 
Mini XLR 4 Pin Female Connector Specs
Gold Plated Pure Copper Contacts
Nickel Plated Knurled Shell