Hisonic HS419 150 Watts 8" Full Response Bluetooth Speaker and Wireless Rechargeable & Portable PA System with Built-in VHF Wireless Microphones, Bluetooth and Music Player, Remote Control Included,Color Black HS120B Alike (Virtually 500 Watts) Built with a strong ABS Plastic casters & 8" Powerful speaker with a Bluetooth Capapbility Built-in VHF wireless microphone system featuring one handheld microphone With Bluetooth connection,You can play music from any device such as your mobile phone, notebook, iPhone or iPad and play back, plus plug-n-play USB port and card reader with built-in muisc player Powerful 150 watts 8 Inches Full response speaker with Bluetooth and one Wireless Microphones, Bass and Treble Control Wired Microphone input available for additional microphone hook-up and auxiliary input for wired connection with an external audio device, for example, an CD player