Size: UHF-261UHF-261 Dual-Channel UHF Wireless Handheld Microphone System
Specifications Carrier Frequency: 480Mhz - 600MHz
Dynamic Range: >90dB
Total Harmonic Distortion: <0.5% Frequency Response: 40Hz-15KHz3dB S/N Ratio: > 80dB
Image Disturbing Rate: >80dB
Transmitter Power: 8, 5mW
Audio Output: 0-400mV
Continuous Using: 6
Hours Receive Channel: 2 Channels
Receiver Power Supply: DC 17V
Battery Power: 3V DC(AA1, 5Vx2)
Range: 260ft. (80m) open field