Clear-Com TWC10A 2 Channel A/B Switcher option-title-GFWMICBCBM4000 Noise cancellation: Max 32 dB

Noise cancellation: Max 32 dB (passive)

002% or less(Ref:-16dB/BALANCED

Maximum Output: 126 dB SPL

if you need to switch modes

Clear-Com TWC10A 2 Channel A/B Switcher option-title-GFWMICBCBM4000 Noise cancellation: Max 32 dBClear Com TWC10A 2 Channel A B Switcher 2 Channel 3 Pin XLR Type Cable Adapter Combines 2 intercom channels on a single 3 pin XLR cable for stations with the TW option. The TWC 10A adapter allows the connection of Clear Com "TW" beltpacks to two channels of a multi channel Clear Com system. The TWC 10A combines the channels (A and B) from two separate cables onto a single standard XLR microphone cable. Each TWC 10A module can drive up to 18 RS 502 TW