The new version is capable of calling cell phones and land lines. It can make 1,000 calls per minute.
Two years ago, Mayor Daley ordered the upgrade for the emergency call back system to include cell phones and increase capacity.
The new version is capable of calling cell phones and land lines. It can make 1,000 calls per minute.
Two years ago, Mayor Daley ordered the upgrade for the emergency call back system to include cell phones and increase capacity.