Wireless set that includes a wireless megaphone with power output of 45 W and a handheld wireless microphone transmitter, working within frequency range of 863.05-864.95 MHz and provides an operation range of approx. 30 m. The megaphone is equipped with a removable hand-held microphone connected with helix cable, lockable talk button and volume control at the cable-connected microphone, an aux input with level control and jack for external 12 V battery operation. It also provides a switchable siren, a shoulder strap for easy transportation, an 8mm threaded bushing for mounting onto a stand and a connection cable for motor vehicles. Device can be powered by ten 1.5V D-sized batteries (not supplied) or an external 12V DC/4A adapter. Sensitivity: 124 dB. Dimensions: 350 x 505 mm. Weight: 3.4 kg.