QTX PAL8 Portable Battery PA Speaker TWS LED Light Show Wireless Microphone 5015972220061 | eBay
QTX Active PA Speakers | Gear4music
15" Portable PA System with 2x Wireless Microphones and SD/USB Media Player - Qtx Sound | CPC
QTX Sound QRC15A Active PA Speaker - Demonstration - YouTube
QTX | New Rechargeable Battery 12" Portable PA Speaker System 400W | Complete With Bluetooth Connectivity, 2 x Wireless Mics, Media Player with Wireless Remote Aux, USB & SD card Inputs :