Main Features:
● Wireless microphone brings you unconstrained happiness
● Using 170 - 790 MHz frequency to avoid the interference
● Using multilevel high frequency narrow band filter, so as to dispel any possible interference signals
● Using special ALC circuit to avoid losing your own sound due to big volume
● With the low consumption components, the life of the battery will be much longer
● With the power indicator circuit in the handheld microphone, so you will know when to replace the battery
● With the decreasing back-put whistle function, it can decrease the whistle efficiently
● Power supply: One microphone is powered by 1 x 9V battery ( not included）
● Voltage is 220V
● 1 / 4 inch connection, 9ohms impedance
Note: It is VHF, not UHF Special Feature: Wireless Package weight: 1.336 kg
Package Size(L x W x H): 35.00 x 27.50 x 6.00 cm / 13.78 x 10.83 x 2.36 inches Package Contents: 2 x Speaker, 1 x Receiver, 1 x 1/4 inch Connecting Cable, 1 x Power Adapter, 1 x English User Manual