ADSP-2-EXT-MK11 SGC ADSP Speaker

Improved ADSP Speaker now with two switches you can now select from three modes of operation - no noise reduction - the original ADSP - or the new ADSP2 noise reduction mode which provides up to 26dB of noise reduction within the passband.
The ADSP circuitry is cleverly fitted into a smart communications speaker, simple to use it will literally enhance any mobile VHF/UHF communications. All you need to provide is 12V DC and connect it to your audio output.

Features
* Speaker with built-in ADSP noise filters
* Noise Attn: 0, 13 & 26dB
* Filter selection: 1800, 500 & 100Hz
* Tone rejection -50 & -65dB
* Plugs directly into 3.5mm speaker socket
* Handles up to 5V rms input
* Max 5W output
* Requires 10-15V DC at 500mA max
* Size 76.2 x 127 x 63.5mm
* Weight 311g