“underground 15″the underground 15 combines sound clarity, maximum power and portability to suit any situation of live sound reinforcement, such as musical performances, entertainment and more.Specifications:- Woofer 15″ , 30oz ,1.5″vc- tweeter 1”, titanium – frequency response 60hz-35khz- impedance 4 Ω- amplifier class-d- mic in ¼” jack- guitar in ¼” jack- line in rca & 1/8” jack- 2-band eq treble ,bass- rms power 800w- max power 1600w- consumption power 50w- battery 4.5a 12v<!–.
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.
Purchasers should also be aware that the FCC is currently evaluating use of wireless microphone systems, and these rules are subject to change. For more information, call the FCC at 1-888- CALL-FCC (TTY: 1-888-TELL-FCC) or visit the FCC’s wireless microphone website at fcc.gov/cgb/wirelessmicrophones.