it is expandability because it does not need any media in order to connect the devices.
Many folks out there still provide "wired" services for alarms, but in trying to keep up with trending and more affordable technology, many of these service providers will make the move to wireless. According to HubPages, there are significant advantages to a wireless alarm system: cost, convenience, security, coverage, and most importantly expandability.
The RCA 25110RE3 Cordless Phone comes with a wireless handset as well as a wireless headset which are both chargeable by the same base. This phone, however, does not have the expandability feature, so you can not add more handsets.
Romania has a wireless system for many locations.
Lung compliance = Lung expandability
desktops
A wireless PA system costs on average between $169,99 and $579,99. The cheap system is called IPA56 Block Rocker Bluetooth Wireless and the expensive version is called AWP604 Wireless System.
The gas phase
The Logitech S-150 Speaker System is not wireless.
A wireless alarm system will allow you to install the system without have to drill holes in your walls. Also the wireless system tends to be more reliable due to the instant speed of transmission.
right balance of expandability and scalability.
cost,speed,distance and expandability,environment,security...
No