Lavaliere System: Two 31-LT omnidirectional electret condenser lavaliere mics with body pack transmitters, 221R receiver Allows use of two VHF microphones simultaneously Two complete receiver sets in one case, 2 independent 1/4" jack outputs True Space Diversity, operating range up to 300' 40Hz-18KHz Frequency A3 or A4, other frequencies available by special order Includes metal case and AC adapter |