School Announcement System - 8 x 6.5" Ceiling Speakers - 100v Line

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School Announcement System - 8 x 6.5" Ceiling Speakers - 100v Line



8 x Power Dynamics C SPB5 Ceiling Speaker 100V 6.5" + Adastra RM120B 100V Line 5-Ch Mixer Amplifier with Bluetooth USB FM - School Announcement System

100v Line PA system, great for installation into Schools and Education facilities for use an an announcement vocal reinforcement system. The 120w mixer amplifier also has Bluetooth functionality for streaming from a smartphone or tablet for background music in waiting areas and cafeterias. 

Power Dynamics C SPB5 Ceiling Speaker 100V 6.5"

Product Description

Power Dynamics have recently expanded into 100v ceiling speakers bringing their wealth of knowledge and years of audio R&D to their new line. These high quality 6.5" fitted speakers sit perfectly in ceiling tiles or can be wall mounted and come with spring-loaded positioning clips for fitting the speakers flushly to any surface. All speakers are fitted with matching transformers for 100V line tapping. Housed within a White finish ABS frame making them discreet and tidy as well as robust and hardwearing. Perfect for use in offices, bars, showrooms, restaurants and even home use.


  • Great sound quality
  • 100V operation


  • Tappings: 5W, 10W @ 100V
  • Frequency response: 130Hz - 15kHz
  • Woofer: 6.5" SPL @ 1W/1m: 92dB
  • Mounting depth: 77mm
  • Dimensions: 188 dia x 85mm
  • Weight: 0.7kg

Adastra RM120B 100V Line 5-Ch Mixer Amplifier with Bluetooth USB FM 

Product Description

Adastra, world leaders in background music audio technology, deliver the RM series, 100 volt line mixer amplifiers. Incorporating Bluetooth, this RM120B model at 120 watt RMS, with 5 channels and many other features, will supply all you need, in 100 volt line audio.

Key Features
5 Channel Mixer
Bluetooth Incorporated
Internal USB/SD Player
Vox Override
8 Ohms or 100V Line Operation

100V amplifiers with integral 5 channel mixer in a 2U rack-mountable housing. Inputs include a balanced XLR for microphone with switchable phantom power and Vox override, 2 mic/line jack inputs and 2 RCA line inputs, of which one can be fed from the internal USB/SD player with built-in FM tuner and Bluetooth receiver. Bass & Treble EQ and Master volume control the overall output, which can power either 8 Ohms or 100V line speakers. Generous features and versatility provide a comprehensive control centre for commercial sound installations.


  • Output Power: 120W RMS
  • Speaker Outputs: 100V / 8 Ohms / COM Terminals
  • Speaker Switching: N/A
  • 5 Channel Mixer
  • Integral USB/SD Audio Player
  • Integral FM Tuner
  • Bluetooth Connectivity
  • External D.C. Power Option
  • 8 Ohms or 100V Line Speaker Output
  • 2U 19 Inch Rack Mountable (rack ears supplied)


  • Inputs: Mic XLR, 2 x Mic/Line Jack, 2 x RCA Line
  • Input Sensitivity: Mic 1 (balanced)-53dBV
  • Input Impedance: Mic 15k Ohms
  • Input Sensitivity: Line (unbalanced)-15dBV (-18.5dBV line 5)
  • Input Impedance: Inputs 2-51k Ohms
  • Line Output: RCA
  • Controls
  • Mic1, Mic/Line 2+3, Line 4+5, Bass, Treble, Master Volume
  • Equalizer: Bass 100Hz ??10dB
  • Equalizer: Treble 10kHz ??10dB
  • Rear Panel Switches: Phantom, Vox, Mic/Line (2 + 3)
  • Phantom Power: +20V (mic 1 input)
  • Audio Source
  • USB/SD Player, FM Tuner and Bluetooth Receiver
  • Bluetooth Version: 2.0
  • THD: <1.0 Percent
  • Dimensions: 433 x 320 x 89mm
  • Weight: 8.36