New * 3 in 1 Multifunctional voice amplifier + bluetooth speakers + power bank for your convenience. It's not only a amplifier can enhance voice but also can be a portable speaker, even as a power bank for emergency charging. Please be noted item comes with a WIRED microphone but not Bluetooth Mic. * Portable pa system support Recording, Loop playback, Aux input, TF card, U disk. What astonishing is the ability to support microphone input and music play simultaneously! * The only one voice amplifier with speaker microphone in the world has the waterproof function. The silicone cases and interface design ensure Shockproof, Dustproof ,level up to IPX5! * This portable microphone and speaker has a clip you can hook on to a belt and comes with a neck strap which can also be used as a belt attachment. * If you are a teacher, tour guide, presenter, salesman, coach, instructor, or people who has a soft voice, parkinson's disease , vocal cord is paralyzed or whisper, then this is a good aid speaker for you.