PORTABLE SPEAKER WITH DUAL WIRELESS MICROPHONES -IDEAL FOR SPORTING GROUPS, PRESENTATIONS,A professional 12 Inch 600W Portable speaker with remote control, an integrated USB port and SD slot for playing MP3 files. This all in one system is equipped with a BT receiver for audio streaming and two UHF wireless microphones operating on different frequencies. Operates via the mains or a 12V built in rechargeable battery and can therefore also be used outside efficiently. Comes with retractable handle and wheels. At the rear there are two