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| It may come as a surprise that tuners can be labeled eco-friendly, as it's more commonly the preserve of 'always on' appliances, such as fridges, to be labeled as such. That said, a number of tuners are now eco-friendly, such as Cambridge Audio's AZUR 650T. There are three main energy efficient labels to look out for,
To qualify for any of the above certifications, the energy efficency will vary from year to year and between the three certifications.
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