1. To enter: Answer the question on http://whf.cm/tidalcomp.
2. Entries close 31st June 2015 at 11.45pm.
3. Prize(s) are:
Winner: Free 12-month subscription to Tidal Hi-Fi; Bluesound Node streamer; and Sennheiser Momentum Wireless 2.0 headphones.
Runners-up (x9): A free 12 month subscription to Tidal Hi-Fi.
4. Open to UK residents aged 18 or over. Employees of Haymarket Media Group and participating companies may not enter.
5. No cash alternative. Prizes are non-transferable.
6. Only one entry per person.
7. The Promoter is Haymarket Media Group, Teddington Studios, Broom Road, Teddington, Middlesex, TW11 9BE, UK