Digital IP Emergency Phone System_KEYUANLONG
-2-wire transmission in lift system can be used (no trouble with putting in new ... and causes the accident which traps people, passengers can send a helping ...
Address
Tel
+86-010-59771705
Website
Date
|
Product Description
|
Supplier
|
Money
|
Quantity
|
Weight
|
---|
keyuanlong Contacts: Tel: +86-010-59771705 Website: keyuanlong.net
keyuanlong's website is keyuanlong.net