YAM D4SE Connector with the cable together.
YAM D4SE Connector is compatible with YAM HM5 Headset Mics.
Connector: 3.5mm Mini-Jack (with thread) For SONY Pocket Transmitter
For SONY WRT-805, UTX-B1, UWP Series
1* YAM D4W Connector With the cable(For Sony Wireless)
Plastic Package( simple version )