Trusted Reviews is supported by its audience. If you purchase through links on our site, we may earn a commission. Learn more. Sleek Audio Peripheral Reviews Sleek Audio W1 Wireless Headphone Adapter Review Score Versatile and great sounding. Could this be the best wireless headphone adapter yet? Review Price: £99.95 Sleek Audio Edward Chester Sleek Audio SA6 Customisable Earphones Review Score Ever wished you could boost the bass or dull the treble of your headphones? Sleek Audio could have just the thing. Review Price: £139.95 Sleek Audio Edward Chester Page 1 of 1