This Sennheiser EW-DP 835 SET (Q1-6) is a portable digital UHF wireless microphone system. It's great for filmmakers, content creators, and broadcasters. The system features a compact digital receiver for an easy user experience. Dimensions are 86 x 67 x 28 mm (3.39' x 2.64' x 1.1') and it weighs 994g. It has an operating temperature range of -10 °C - +55 °C (14 °F - 131 °F). Use it for on-camera interviews and capturing clear audio in noisy environments.