RETEKESS Wireless Transmission System

* Long-distance reception; 492ft/150m working range in the open air; you have more space to enjoy the view * Easy to use; one-button frequency; adjusts channel to the same one with only one key instead of complex operation; suitable for large-scale occasions such as tour guides and conference translation * Large-capacity battery; the tour guide system built-in 1500mAh rechargeable lithium battery; transmitter can be used for 12 hours; receivers up to 18 hours; reduce the charging time * AUX function; just need a cable(not included) to connect your external device; through the transmitter to transmit external audio sources (such as church PA system sound board) * 2.4GHz signal transmission; international public frequency; used normally in any country; 36 channels; simultaneously perform 36 sets of language translation without being affected