Polycom HDX 4000 VGC Video Conference Keypad Adapter 2201-61725-001

Polycom HDX 6000 Conference System Base unit only

Polycom 2201-61725-001 HDX 4000 VGC Video Conference Keypad (36.5-279-12.25

Polycom 2201-09750-002 HDX External Unit Conferencing Microphone Unit Only

Polycom HDX 7000 HD NTSC Video Conferencing Unit 2201-26773-001 /W Remote

Polycom HDX 4000 Keypad Control Conferencing Unit 2201-61725

Polycom 2201-09750-002 HDX External Unit Conferencing Microphone – Unit Only

POLYCOM 2201-52556-001 HDX Remote Control Video Conferencing System