Safety instructions
Use the transmitter only with the supplied Sennheiser
Never open electronic devices! This must only be done by authorised personnel and is all the more important for
Keep the system away from central heating radiators and electric heaters. Never expose it to direct sunlight.
Use the system in dry rooms only.
Use a damp cloth for cleaning the system. Do not use any solvents.
Technical data
Modulation
Carrier frequencies
Audio frequency response
THD
Receiver
Operating time with one BA 151accuplug Weight with / without BA 151 accuplug Max. SPL
Transmitter
Power consumption
Power supply
USA version UK version
Weight
Accessories
IS 150
FM, mono
2.3MHz
typ. 70 dB
RI 150
approx. 6 h 45 g / 35 g 110 dBA
TI 150
approx. 7 VA
NG
IS 300
FM, stereo
2.3MHz / 2.8 MHz
1 %
typ. 64 dB
RI 300
approx. 5 h 45 g / 35 g 110 dBA
TI 300
approx. 7 VA
NT 20 NT
BA 151 accuplug RI 150 receiver RI 300 receiver
Replacement
Cat. no. 04146 Cat. no. 04383 Cat. no. 04378 Cat. no. 37080 Cat. no. 40949 Cat. no. 03354
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