Sennheiser ADN wireless conference system 2020 - Looks as new - not used

From a community hall in Norway where the customer decided to go for a different solution. The system is nearly not used, and appears brand new.

The Sennheiser ADN Wireless conference system provides a flexible, secure digital discussion platform operating in the 2.4/5 GHz bands with 128-bit AES encryption. It supports up to 150 wireless units, featuring >20-hour battery life, intelligent frequency management, and optional wired integration via a central unit.
Key Technical Specifications:

• Frequency Range: 2.4 GHz and 5.1–5.9 GHz (automatic management).
• Operating Time: >20 hours (ADN-W BA Lithium-Ion battery).
• Charging Time: Approx. 4 hours.
• Capacity: Up to 150 wireless units (via ADN-W AM Antenna Module).
• Audio Quality: 16-bit / 32 kHz.
• Frequency Response: 100 Hz – 14.5 kHz.
• Security: 128-bit AES encryption.
• Dimensions (Delegate Unit): 185 x 180 x 67 mm (WxDxH).
• Weight (Delegate Unit): Approx. 0.94 kg. Sound Induction Systems Ltd +6

System Components:

• ADN-W D1/C1: Wireless delegate/chairperson units with integrated, switchable, or gooseneck microphones.
• ADN-W AM: Antenna module for wireless connectivity.
• ADN CU1: Central Unit (supports wired/wireless hybrid).
• ADN-W L 10: 10-unit charger. YouTube +4

The system features high-performance broadband twin loudspeakers and a 3.5mm headphone jack for attendee listening.