The 56517 is the most popular and widely used Motorola headset.  Talk and Listen without having to remove your Motorola Business Radio from its holster. The high quality ear-piece fits comfortably over your ear, and the in-line push-to-talk button clips to your lapel.  Simply press the button when you are ready to talk!  This is the same part as the HCSN4000 and P3500M.

Compatible with all Motorola Business Radios: CLS1110, CLS1410, XV1100, XV2100, XV2600, XU1100, XU2100, XU2600, DTR410, DTR550, DTR650, RDV2020, RDV2080d, RDV5100, RDU2020, RDU2080D, RDU4100, RDU4160D, M-Series and AX Series