UHF wireless handheld system, with integrated antennas in the receiver. Includes 2 transmitters-handheld microphones HT 40 mini and dual receiver SR 40 mini2. Battery life up to & 30 hours with a 1.5V AA battery. The indicators of the receiver with triple Led include indications for ON / FFF, link, RF OK and AF clip. The SR40 mini2 has a controlled output output with 1/4 jack. The power supply included in the package works from 110-240V. Suitable for song & speeches.