S with signal output port: by electronic control in the mainboard to often open and closed, public three port fuses can external electromagnetic valve or booster pump.

带有信号输出端口：由电子控制主板里的常开、常闭、公共三个端口引线可外接电磁阀或增压泵。

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The benefit for signal booster can save lots of wiring costs and easy to build wireless infrastructure for home or business use.

讯号强波器的好处在于节省不必要的花费和随插即用的安装来增强家庭或公司的无线网路讯号。

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The long-awaited CDMA femtocell (once dubbed the Samsung Ubicell) essentially acts as a super in-house signal booster, or, if you'd prefer, a mini Sprint tower sitting right beside your router.

ENGADGET: Sprint AIRAVE review Mobile

Other booster enhancements that have been proposed to the FCC include proximity detection to prevent cell tower signal overload and bi-directional signal amplification, which would improve signal transmissions from cellphones back to cell towers.

FORBES: FCC Decision On Cellular Signal Boosters Imminent