CDMACDMA (Code-Division Multiple Access) refers to any of several protocols used in second-generation (2G) and third-generation (3G) wireless communications. As the term implies, CDMA is a form of multiplexing, which allows numerous signals to occupy a single transmission channel, optimizing the use of available bandwidth. The technology is used in ultra-high-frequency (UHF) cellular telephone systems in the 800-MHz and 1.9-GHz bands.
USBShort for Universal Serial Bus, an external bus standard that supports data transfer rates of 12 Mbps. A single USB port can be used to connect up to 127 peripheral devices, such as mice, modems, and keyboards. USB also supports Plug-and-Play installation and hot plugging.
Other Features Of Ubiquam UM-400
Power over USB:
85 x 9 x 35 mm
The standard EV-DO speed of download up to 2400 kbit/s, Outgoing up to 153 kbit/s
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ZTE ZXDSL 831CII
Type: ADSL; Support ADSL2 +: Yes; Placement: external; Interface: Ethernet 10/100 Base-T; Built-in switch: Yes; The number of switch ports: 4 x Ethernet 10/100 Base-T; Web-interface: Yes; Support for SNMP: Yes; Built-in router: Yes; Firewall: Yes; NAT: Yes; DHCP-server: Yes; Static Routing: Yes; Dyn...
Type: CDMA; Supported Standards: CDMA, EV-DO Rev A; Placement: external; Interface: USB; Power over USB: Yes; Dimensions (WxHxD): 36 x 80 x 13 mm; Weight: 40 g;...