Sennheiser EW G4   in-ear monitor system, E-range (821-832 MHz/863-865 MHz) EU license free

Sennheiser EW G4   twin in-ear monitor system, A-range (516-558 MHz BE)

Sennheiser EW G4   Twin In Ear Monitor System, B-Band (626-668MHz, NL)

Sennheiser XSW-1   in-ear monitor system, complete starter set, B-range (572-596MHz)

Sennheiser XSW-1   in-ear monitor bodypack to expand exsisting XSW-IEM setups, B-range (572-596MHz)

Sennheiser XSW-1   in-ear monitor bodypack to expand exsisting XSW-IEM setups, E-range (823-832MHz) EU license free

Sennheiser XSW-1   in-ear monitor system, complete starter set, E-range (823-832MHz) EU license free

Sennheiser EW G4   In Ear Monitor System, E-Band (516-558MHz, BE/D)

Sennheiser EW G4   In Ear Monitor System, B-Band (626-668MHz, NL)