Nady ENCORE2-HT D 1-Channel DigiTRU Diversity VHF Wireless Microphone System with Hand-Held Mic and Frequency D, 209.150MHz Features Nady WHT-15 hand-held MIC with transmitter Nady DigiTRU Diversity processing circuitry to eliminate dropouts and maximize operating range Single-channel receiver with balanced XLR and unbalanced adjustable 1/4" jack outputs Off/standby/on switch allows muting the transmitter while maintaining signal integrity Operational range up to 500'