T-531C
ITC T-531C UHF single channel wireless microphone with segment LCD display, one headset mic, Frequency Range: UHF 640-857MHz,Two bands total, Modulation: Broadband FM, Adjustable range: 25MHz, Channel Number: 600, Channel Spacing: 250KHz, Frequency Stability: Within ±0.005%, Dynamic Range: 100dB, Maximum Deviation: ±45KHz, Frequency Response: 60-18KHz (±3dB), Comprehensive SNR: >115dB, THD: ≤0.5%, Operating Distance: 100 meters in the clearing.