| Purchase Guide: Firstly make sure what you need is GSM function or VoIP compatibility. We only can meet your need of GSM. | |||
| Ground operation need | Recommend | Features | |
| 1 | small force or donnt blcok the card（in 3 hours） | Net8-way single card terminal | through RJ45 to centralize monitor, configurable update |
| only need to centralized monitoring the large number devices | work through network centralized control or test port | ||
| light workload of each day | centralized check balance or text contend through network | ||
| 2 | serious block card （repeatedly in an hour） | Ordinary 8*8 multi-card terminal | configurable upgrade through computer |
device is not many and don't need centralized monitoring | auto change card according the setting call-minute | ||
need batch operation SIM card, like activate, recharge | auto change card according the block card regular | ||
| need batch classify the blocked card and can secondary use card | batch operation 300-400 SIM card inan hour (classfy block, activate, recharge) | ||
| 3 | Equipment scattered or in large amount | Net8*8 way multi-card terminal | through RJ45 to centralize monitor, configurable update |
need centialized monitoring and reduce artificial dependency | auto change card according the setting call-minute | ||
serious block card (repeatedly in an hour） | auto change card according the block card regular | ||
need batch operation SIM card, like activate, recharge | batch operation 300-400 SIM card inan hour (classfy block, activate, recharge) | ||
low-end artificial to change card, reduce technical and expend | work through network centralized control or test port | ||
| need batch classify the blocked card and can secondary use card | centralized check balance or text contend through network | ||
need to centralized control and analyze date of each machine data | through network to analyze work situtaion of each machine, asr and card number | ||
