AIYIMA S400 2.0 Active Bookshelf Speaker with 3 Woofer,80W HiFi Speaker – Amazon Prime Day Deal

Amazon Prime Day Deal. Decent speakers for a PC set-up, not much over a £50 budget, has gad decent reviews.
From the website:
50W HiFi Stereo Shelf Speaker: Improved AIYIMA S400 active 2.1 shelf speakers with 3 inch (7.6 cm) fibre optic woofer and 1 inch silk dome tweeter. Powerful bass and clear treble for authentic HiFi stereo sound. The Sub-Out port allows you to connect an active subwoofer ideal as a 2.1 home theater speaker or for PC audio.
Powerful 50W RMS Output Power: Built-in high-performance amplifier chip with stable 50W RMS and up to 100W peak power – ideal for music, movies and gaming in various applications. Even at high volume, the sound remains clear, full and powerful with minimal distortion.
Bluetooth 5.3 & Multiple Inputs: The S400 Bluetooth Bookshelf Speakers support Bluetooth 5.3, Optical, RCA and USB DAC,SUB out. Compatible with TV, PC, laptop, projector, console and smartphone – stable connection and flexible use for various audio scenarios in living room, home theater or office.
USB DAC Digital Audio Transmission: USB DAC supports 16bit/48kHz digital signal transmission without loss of quality – for a purer HiFi sound in DVD quality with less distortion and more detail. Ideal for PC and laptop as external USB sound card.
Intelligent Memory & Flexible Control: Automatically stores volume and input settings. Control via infrared remote control or practical control dial on the device. MDF ABS housing reduces resonance. Available in black/white – modern active shelf speakers for living room, studio or home theater.