Modular Phone Female Adapter Modular Phone / RJ45 Female Connector Cirris Adapter Part Numbers PositionsStandardGroundedReplaceableSignature  6AMJ6-06--6684A1  8AMJ8-08AMJG-08RCMJ-08787AE0  4, 6, 8AMJK-SP--32B0B2 Single-high adapter,   Double-high adapter,    Quad-high adapter