B&W CWM7.4 S2 In Wall Speaker (Each) – Speakerpoint
Pair PD BC40V 4" Black Wall Speaker - 100v - IP56
Herdio 4 Inch Ceiling Speakers, 160 Watts Flush Mount Home In Ceiling Speakers, Perfect for Kitchen, Bedroom, Bathroom, Home Theater, Balcony (2 Speakers) : Amazon.co.uk: Electronics & Photo