The Sennheiser SK 2020-D Digital Tourguide Bodypack Transmitter is a professional wireless transmitter designed for guided tours, presentations, conferences, educational applications, museums, exhibitions, and visitor-assistance systems. Its digital RF transmission provides reliable wireless communication, while the compact bodypack design allows presenters and tour guides to move freely with their hands available for demonstrations or presentations.

The SK 2020-D provides six switchable channels in the 863–865 MHz frequency range, adjustable microphone and line inputs, a backlit display, and status indicators for channel selection, RF reception, battery level, muting, and peak levels. It supports both compatible microphones and external line-level audio sources, making it a flexible transmitter for professional tourguide installations.

The Sennheiser HS 2-EW BE Beige Headworn Condenser Microphone is a professional-quality, omnidirectional headset microphone designed for vocals, presentations, broadcasting, theater, live performance, and speech applications. It features the renowned MKE 2 Gold microphone capsule, delivering clear, detailed sound while maintaining excellent speech intelligibility and vocal presence.

The lightweight headworn design combines a small microphone capsule with a short adjustable gooseneck, allowing the microphone to be positioned precisely near the mouth. A robust steel-wire cable provides durability for demanding stage and production environments, while the 3.5 mm jack connection makes the HS 2-EW BE compatible with appropriate Sennheiser wireless bodypack transmitters.

The Sennheiser EZL 2020-20L Charging Case is a professional storage and charging solution for the Sennheiser Tourguide 2020-D system. Designed to accommodate up to 20 receivers plus transmitter/battery charging bays, it combines secure equipment storage with convenient centralized charging for guided tours, conferences, museums, exhibitions, and visitor-information applications.

A built-in Copy button allows the selected channel and default volume setting from one receiver to be transferred to the other 19 receivers, significantly simplifying setup for large groups. The case also provides temperature-monitored charging, trickle charging, and fast charging of compatible receivers in approximately 2.5 hours.

The Sennheiser BA 2015 Rechargeable Battery Pack is a professional rechargeable battery designed to power compatible Sennheiser wireless transmitters and receivers. It replaces two standard AA batteries and uses two integrated NiMH rechargeable cells, providing a convenient and cost-effective power solution for wireless microphone and monitoring systems.

The BA 2015 features an integrated battery-status sensor and temperature monitoring, while its intelligent design helps prevent the charging of non-rechargeable batteries. It can be charged using the Sennheiser L 2015 charger, either separately or while installed in a compatible bodypack device.