The Beyerdynamic disposable DT 4 earphone features a voice-optimized transmission and can be used with tour guide receivers (cable length 0.9 m) and other mobile devices. With this headphone the costly and time consuming collecting and cleaning after an event can be omitted. The visitors can keep the earphone as a useful souvenir, which can be supplied with an individual labeling for customer loyalty, e.g. the name of the company.

The Beyerdynamic disposable DT 4 earphone features a voice-optimized transmission and can be used with tour guide receivers (cable length 0.9 m) and other mobile devices. With this headphone the costly and time consuming collecting and cleaning after an event can be omitted. The visitors can keep the earphone as a useful souvenir, which can be supplied with an individual labeling for customer loyalty, e.g. the name of the company.