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home
products
Software Applications
IP Paging Microphones
IP Audio Intercoms
IP Video Intercoms
Window Intercoms
IP Amplifiers
IP Speakers
IP Paging Adapters
Analog Speakers
Amplifiers
Cloud-Based PA System
Digital Conference System
Digital Sound Pick-ups
Peripheral Equipments
Other Accessories
EOL Products
solutions
Corporate
Banking and Finance
Prison
Hosptial
Education
Transportation
cases
Xiamen East Coastal Area
Chongqing Dianjiang Wetland Park
Hadab Hotel
Window Intercom System
Community isolation facility
Sound pick up microphone
safe city
school
industry
Commercial Building
Prison
Bank
Parking Lot
Dafengya Railway
Guangxi Radio Station
news
about us
Company porfile
SPON History
FAQs
Support
Certificates
Download Center
Sitemap
contact us
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Prison
Home > Prison
SPON IP based solution for Jail
SPON IP based solution for Jail
The prison is a particular place that mobile phones and other electronic devices are forbidden to be taken in, making it inconvenient to communicate; then how to make sure of the s...
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About Us
Changsha SPON Communication Technology Co., LTD was established in 2004 with over 20000 Square meter workplace . It is a national high-tech enterprise which has own core intellectual property and innovative research & development capabilities. We have rich experience in IP video and audio products and PA system products.
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