2N® SIP Speaker

Far more than just IP paging

Effective public announcements

2N® SIP Speaker provides an ideal and cost effective solution for Public Address Systems and IP Paging and offers increased safety and security as access control anywhere one requires high quality audio communication and IP paging and intercom capabilities. One can deploy 2N® SIP Speaker with existing or installed loudspeakers as a simple Public Address System or as a two-way intercom with attached microphone. With the combination of Standards-based SIP protocol and Multicast, one has the option of sending public announcements to all the devices on the network or selecting individual zones or groups for calling specific devices.

2N® SIP Speaker offers a variety of options for interconnection as in video and audio management systems or controlling lights, alarm systems and entry gates and much more. Explore the possibilities it gives you!

2N® SIP Speaker – technical specifications

Signalization protocol

Signalization protocol SIP 2.0 (RFC-3261)


Full duplex Yes (AEC)
Protocols RTP/RTSP
Codecs G.711, G.729


Output of power amplifier 4 terminals on rear panel, STEREO/MONO with auto detection
Speaker impedance 4-8Ω
Amplifier performance Up to 2x10W depending on connection
Frequency range 20Hz – 20kHz (+/- 0.5dB)
Harmonic distortion 0,05% @ 1kHz
Signal to noise ratio 91dB

Power supply

External power supply 12V DC/1,8A
LAN power supply PoE IEEE 802.3af


Status signal 3x RG LED on front panel
Local control 3x Button on front panel
Remote control 1x Infrared detector on front panel
LAN connection RJ-45 connector on rear panel 10/100BASE-TX with Auto-MDIX function
Headphones output 1x STEREO 3.5mm jack on front panel
Microphone input 1x STEREO 3.5mm jack on front panel

Dimensions and weight

Dimensions 105 x 34 x 86 mm
Dimensions (with L-profiles) 130 x 34 x 86 mm
Weight 300g

SW Applications for 2N® SIP Speaker

2N® Helios IP Manager

Administer all your intercoms from one place

The 2N® Helios IP Manager is a software tool that you can use for the simple administration of all intercoms in the network. You will particularly appreciate this when administering large installations – as it allows you to do bulk configurations of user access rights or change the graphics of intercoms with displays easily.

2N® Helios IP Network Scanner

Don't search for intercoms in your network, let machines do the work.

The 2N Helios IP® Network Scanner is a utility that finds all connected 2N® Helios IP intercoms in the network. Without the need for installation, it displays the type of intercom, firmware version and its IP address. Simply run the easy-to-use software and you have the result right away.

2N® SIP Speaker is suitable for these solutions:

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Our firm's address

Modřanská 621/72
143 01 Praha 4
Czech Republic
E-mail: sales@2n.cz
Telephone: (+420) 261 301 111