使用 Abraa 安全交易系统进行安全可靠的支付 產品規格
| Shouki Electronics | |
| New | |
| YES |
Product Descriptions
Zycoo 4BRI module with 4 BRI interface (For U50/100)
ISDN Basic Rate Interface (ISDN BRI) is a digital connection that provides three digital channels. These channels consist of two 64 kbps Bearer channels (B-channels) and one 16 kbps signaling channel (D-channel). This 2B+D connection is known as a Digital Subscriber Loop (DSL). The DSL can be configured to provide line access, trunk access, or packet data transmission
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