Sennheiser EK 2000 IEM - Manual (Page 7)

6
Delivery includes
The frequency banks “ U1 ” to “ U6 ” allow you to freely select and store
receiving frequencies. It might be that these receiving frequencies are not
intermodulation-free (see page 28).
Delivery includes
The packaging contains the following items:
1 EK 2000 IEM diversity receiver
1 pair of IE 4 earphones
1 instruction manual
1 frequency information sheet