• Call: +44 (0) 1255 474063
Quick Support

IP Based PA System


It is wide application to classroom, multi-media classroom, office, conference room, prison, hospital office, metro, and other places, to broadcast some recorded audio documents or background music, and to be used as local broadcast.



  • Professional integration wall mounted design, the speaker case meet sound resonance principle design, with elegant and beautiful appearance.
  • Adopt embedded computer and DSP audio processing technology, high speed industrial SCM system chips, to ensure the start-up time is less than 1 second.
  • Build-in one network hardware audio decoding module, it supports TCP/IP, UDP, IGMP (multicast protocol), to realize the network transfer audio signal of 16 CD class perfect sound quality.
  • Build-in 2 channel digital amplifier 2-20W , 1 channel to connect main speaker, the other to connect assistant speaker , with smooth and strong sound quality, and network volume setting.
  • Built in high performance master standby switching module, Off the net Power failure Master / standby switch time less than 0.3 seconds, Through network power on Master / standby switch time less than 0.3 seconds
  • With 1 AUX input, independent volume potentiometer control, support offline local paging function. Support mute volume preset and background music mix output preset
  • Built-in 100v signal backup module, it supports 100V signal input to switch into 100V signal in case of network failure or power off, to achieve dualline redundancy.
  • Built in with 2.4G wireless audio module, Transmission frequency: 2.4000 - 2.53MHz, HIFI, good anti-interference ability. It has the highest 64K @ 16bit x 2 in the field, and has HDCD sound effect. The sound is delayed (< 0.5ms).Frequency response: 80-16KHz.
  • It will enter the paring status automatically when open, after paring successfully, it will have the reminding sound to shift to the receiving status automatically.
  • The connection distance of automatic paring between the mainframe and mic is ≤3 m, with paring connection time ≤3 s.
  • It realizes the encryption transmission and the receiver supports the automatic sweep frequency function to avoid the interference easily.
  • 2.4G mic volume supports volume adjustment function. Built-in microphone reverb function. With laser pointer and PTT flip function.
  • It has the charging function with charging management, supports charging and working simultaneously. It uses the Micro USB to charge and can use cell phone charger as well.
  • Built-in MP3 player function, 8GTF memory card. With recording function.
  • The frequency distance (power) can be set by itself. Working distance up to 30 meters.
    1) Build-in 2 priority settings:
    2) Network voice alarm is prior to AUX and Network BGM
    3) AUX is prior to Network BGM
  • Support local AUX and Blue tooth input to fulfill local broadcast in case of network offline.
  • Compatible with Router, PABX, bridge gateway, modem, intelnet,2G,3G,4G, multicast, unicast and any other network construction.
  • Easy extension, no limit, for geographical location, no need additional management equipment, share public network to avoid extra cabling for easy installation



Network Interface

Standard RJ45 input

Support protocol

TCP/IP, UDP, IGMP (Multicast)

Audio format


Sampling Rate


Transmission Speed


Audio Mode

16 bit CD quality

Output frequency

80Hz~16KHz +1dB/-3dB




> 65dB

AUX input sensitivity

350mV (Unbalanced) industry standard connectors

100V Constant Input Back-up


Operating temperature


Operating humidity

20% ~ 80% Relative humidity, non-condensing

Power Consumption


Input power supply

~190-240V 50-60Hz





Ordering Information

Part Number Description Standard Quantity


2.4G IP Network Active Speaker



Datasheet PDF 100.36KB DOWNLOAD


Norden is one of its own kind manufacturer and supplier of the electrical and optical solutions of all kinds that have been tried and tested and cater to a wide spectrum of environments such as the telecommunications, buildings, utilities and industries, surveillance systems and Public Addressing Systems. The company provides some of the exemplary devices and solutions having the best modern technology as their working foundations.