Tour guide systems on Twitter: "Preparing a Sennheiser 2020-D tourguide system so it is 'Plug and Play' for a system integrator to install # sennheiser #tourguidesystems https://t.co/zmKjEeFtU1" / Twitter
Sennheiser Tourguide Wireless Transmitter SR2020-D US | eBay
Fender SR 2020 Wireless instrument/guitar system | Reverb