What HiFi, UK awarded the Tangent Ampster X4 Micro System five stars out of five stars in all categories in the November 2016 issue.
Sound: 5 out of 5 stars
Features: 5 out of 5 stars
Build: 5 out of 5 stars
VERDICT: If you want a quality mini-system or to start building something with greater scope, the X4 should be on your shortlist