The Sennheiser EK 2020-D-II US is a tour guide / audio conference system.
Round out your Sennheiser Tourguide System with the Sennheiser EK 2020-D-II US receiver. The EK 2020-D-II US can be used with headphones or an induction neckloop for transmitting the sound to hearing aids equipped with a T coil. Digital transmission ensures optimum reception quality, with a range of up to 100 metres outdoors and around 50 metres indoors.