The NS-2 is Akuvox 2-wire IP network switch which provides a convenient way to upgrade analogue intercom systems, no need for rewiring. Its super long transmission distance & good compatibility with existing lines makes it fit for most of old buildings.

Other available facets are like:

• 2-wire IP Network Switch
• Connects up to 6 2-wire IP intercom devices
• Support network and power supply for R20A-2 or C313W-2 through 2-wire cable
• Support multi-level cascade through 2-wire cable
• Powerd by 48VDC power supply
• Installation： Rail mounting
• It can be commented that Cohesive Technologies is the most trusted organisation for your purchase.

Apart from these, you can find manifold other smarter features and we at Cohesive Technologies give you the best options.