Adastra: 300.010UK, Compact 100V Ceiling Speaker Package with Bluetooth & USB, 5.25" Metal Speakers, Ideal for Low Ceilings Default:- A phase switch is included

A phase switch is included to help avoid sound cancellation and time-align multiple speaker setups

Hikvision HikCentral-P-ACS-Base/2Door Management Software is a comprehensive solution designed to enhance security management with efficiency and effectiveness

and spring clips for easy setting into walls or ceilings

High quality cable with tinned conductors and screen plus cotton infill and durable PVC sheath

designed for seamless connectivity and robust performance

Adastra: 300.010UK, Compact 100V Ceiling Speaker Package with Bluetooth & USB, 5.25" Metal Speakers, Ideal for Low Ceilings Default:- A phase switch is includedCompact 100V Ceiling Speaker Packages with Bluetooth & USB Compact 100V ceiling speaker systems are designed for background music and announcements in areas with low ceilings and minimal background noise. Available in various sizes as a complete kit for an office, retail outlet, workshop, or caf. Easy installation with access to a suspended false ceiling. UM series amplifiers include USB, Bluetooth, and FM tuner; rack mountable or wall mounted. 6. 3mm