Video and audio Posted on November 3, 2015December 2, 2015 by Maria Giagkou High-end cameras and audio equipment for capturing multiparty interaction. GoPro Hero 4 cameras (x6) Ultra HD camera (Sony FDR-AXP33) Wearable/lavalier microphones (REVOLABS Xtag) (x2) Desktop microphones (YetiPro) (x4) Analogue mixer console (YAMAHA MG-10-XU) Full HD projector (Epson EH-TW9200W) ASR system (Nuance Recognizer v10)