HumanTechnik introson 2.4 Mode D'emploi page 12

Scope of delivery
1 Headset Receiver
2 Transmitter
3 Polymer Lithium Rechargeable Battery
x 2 pieces
4 AC/DC Adapter
12 English
5 RCA Adapter Cable
6 Audio Cable (both ends with 3.5
mm stereo plug)
7 6.3 mm to 3.5 mm Adapter Plug
8 External Microphone