Voiceover recording for corporate/broadcast/advertising VoxBox is a voiceover recording and audio post-production facility based in the Chew Valley, conveniently located between Bristol and Bath. As well as being a standalone audio suite for hire, VoxBox is a subsidiary of Constellation Media, a video and television production company. The kit has been used in a variety of CM productions for multinational businesses and international broadcasters. We can source a wide range of voice artists to suit your budget, from instantly recognisable celebrities to the best locally-based talent