TCL Alto 7+ soundbar review: You’ll get more than you paid for, but less than you might wish for

If you’re buying (or have bought) one of the supremely cheap 4K TVs on the market these days, the TCL Alto 7+ soundbar is the audio partner that TV needs. This 2.1-channel powered speaker system will pump up the sonic pleasures of watching movies and playing video games, and it’s not bad for casual music listening