Key features

• •2 selectable UHF Channels,UHF 432.5-434MHz frequency band, preset two optional channels , two groups could work simultaneously on different channel without mutual interference.PLL frequency synthesized technology ensures stable and reliable performance ,Dynamic expanding cricuit for hight S/N ratio.
• •On each group,one transmitter can work with multiple receivers within the operating range.Low-power consumption design, 2pcs AA battery(NOT Included) can work more than 20 hours.The transmitter and receiver and headphones offer convenient, hands-free operation. Kindly note that This system requires a human language interpreter, it does not translate automatically.
• •Transmission distance is about 50 meters(164 ft).Two input jacks, AUX and MIC, AUX is for external audio inputting, such as music playing from CD or MP3 player; MIC is for real-time human voice inputting,such as teaching, training, touring etc. You couldn't mix up the two jacks, or you will get noise.
• •NOTE before Buying: Please DON'T buy many or large quantity sets/units one time if you never operated this system before or don't know what it is for . Strongly advise customers just to buy one set/unit to test this system and completely understand its functions and know its advantages and disadvantages.
• •If you like it after testing, you could buy many sets/units one time. Once a customer bought many sets/units of this system but immediately request returning right after he received the package due to he didn't like it and he realized that it's not what he want. This raised too much costs and waste to the transaction, your kind understanding would be highly appreciated.