Product Description
The 2659 is the speech amplifier used in the Terraneo 2000 series audio and video door entry systems. It replaces the the speech amplifier previously know as a 654ADU.
This unit was used in the modular 2000 series panels and is also found in many vandal resistant panels. Commonly found in use with 603 or 600 handsets on audio systems or the MP10WS or variations on video systems.





Emily Johnson –
The Terraneo 2659n Speech Amp is a game-changer for public speaking. The sound quality is crystal clear, and it’s incredibly easy to use. Highly recommend!
Michael Brown –
I’ve tried several speech amplifiers, but the Terraneo 2659n stands out. It’s compact, powerful, and perfect for outdoor events. A solid purchase!
Sarah Wilson –
Excellent product! The Terraneo 2659n is lightweight yet delivers impressive sound. It’s a must-have for anyone who needs to project their voice clearly.
David Thompson –
The Terraneo 2659n is a great investment. The battery life is fantastic, and it’s very easy to charge. Perfect for teachers and trainers.
Laura Martinez –
I love how portable the Terraneo 2659n is. It’s perfect for my presentations, and the sound is always crisp and clear. Highly satisfied!
James White –
Great sound quality and easy to set up. The Terraneo 2659n has made my outdoor events much smoother. Definitely worth the money.
Emma Davis –
The Terraneo 2659n is reliable and efficient. It’s become an essential tool for my work. The design is sleek, and it performs exceptionally well.
Daniel Green –
Impressive amplifier! The Terraneo 2659n delivers clear, loud sound without distortion. It’s perfect for both indoor and outdoor use.