Polycom Studio Audio/Video USB Soundbar Conference System 4K Ultra HD – Black. Why not take some time to view other items in our shop categories. We sell anything from musical items to electrical, handbags, clothing, collectables, tools and industrial items. Collections are by prior appointment only and from Bristol Monday to Friday, 9.30am – 4.30pm no weekends. Cheques made payable to City Auctioneering which will take.