The core activity of the company "Funk und Ton Technik AG" encompasses two main areas:
1. **Radio Technology**: Sales, repair, and rental of radio devices and wireless communication systems from brands such as Motorola, Kenwood, Hytera, and Swissphone.
2. **Audio Technology**: Operation of a recording studio for audio recordings, mixing, and repair of audio-electronic devices, including vintage instruments. The studio also offers services such as voice-over recordings, rock band recordings, and film scoring.
The company thus offers a combination of radio and audio technology services.