Consumer Alert: Most users do not need a license to operate this wireless microphone system. Nevertheless, operating this microphone system without a license is subject to certain restrictions: the system may not cause harmful interference; it must operate at a low power level (not in excess of 50 milliwatts); and it has no protection from interference received from any other device.

Eartec UL4D UltraLITE Full Duplex Wireless Intercom SystemThe Eartec UL4D UltraLITE System enables you and your employees to communicate wirelessly without any handheld radios. Both the ULDM Master and ULDR Remote headsets have built-in transceivers manufactured inside their ear cups. The self-contained devices can work without a base station. You can even link up to 5 users on the ULDM Master Headset.Eartec complies with FCC regulations and safely operates in 1920~1930 MHz radio frequencies. There's no need for you to apply for an FCC License. Right out of the box, you can use the UL4D UltraLITE.The UL4D UltraLITE is the ideal hands-free intercom system that utilizes full duplex data transmission. Compared to other radios, you can talk and listen over the radio signal while working at the same time. There's no need for you to take out your walkie-talkie or wait for the other line to finish speaking before you can talk. Plus, UltraLITE utilizes DECT 6.0 to ensuring superior voice communication quality and minimal signal interference.TECHNICAL SPECS:Standard: DECT 6.0Speech Encoding: ADPCM / 32bitDuplex Mode: Time Division Duplex...