• UHF frequency band (780-789MHz) and PLL frequency technology for reliable performance 
• UHF780-805 frequency band, 6 selectable channels
• 2 pcs AA batteries last for more than 30h operation, low power consumption
• Multiple sets of receivers can be operated with a single transmitter within the operation range 
• Dynamic expansion circuit, high S/N ratio 
• Anti-interference circuit allows 4-6sets operate simultaneously without mutual interference
• Receiver LCD displays frequency, channel and battery level

Transmitter:
• Frequency Range: 780-789MHz
• Operation Current: 80mA±10mA
• Power Supply: DC12V/300mA
• Operation Range: 50m
• Transmitting Power: ≤10dBm
• Dimension: 150×105×35mm
• Weight: 175g
Receiver:
• Power Supply: DC 3V (2pcs AA batteries)
• Operation Current: 50mA±20mA
• Frequency Response: 60Hz-18KHz
• S/N Ratio:＞50dB（A+）
• Sensitivity: S/N：3uV（SINAD>12dB）
• Frequency Range: 780-805MHz
• Stereo Crosstalk：＞42dB
• Dimension: 110×62×20mm
• Weight: 90g