telephone line attenuator

...optional for the ship cockpit. As in the highway of highway roadside emergency , waterproof for the coal mine explosion-proof t...

..., Fixed In- SM 1Meter Range:1~40dB InLine patchcord are applied when standard plug cannot be used ...

... through a single-mode optical fiber, meeting the needs of users for a large number of transmissions. The device adopts ultra-large-scale...

... 2P4P6P8P flat RJ11 RJ12 flat using flat structure, with a relatively wide and thin shape. The UL20251 is a...

Rj9 Rj11 Rj12 Plug Copper Drop Wire Jumper Pair Power Cord Spring Utp Telephone Handset Coiled Cable Specification Model telephone cable Conductor Dim...

... adapter, one input, two-output, high-fidelity sound, simple and practical. *Usage for *Material: ABS & copper *Good transmissi...

... to F/O Converter: 2-Ch lines (FXO & FXS) Accessories Advantages: 2 channel support voice access, Support Caller ID and Fax Supp...

...Optic VOA In-, SM/MM, 0~60dB As optical passive devices, Gezhi Photonics are mainly used in fiber optic to debug optical...

... Tester/Butt Set/man Test Sets Product Description ST230D Tel Tester is a new kind of fault tester with safety &multi-f...

...LSA-PLUS wiring technology,easy for installation. it can provide surge voltage protection for 1 pairs of conductors(2 single conductors) for teleph...

... includes 0.4, 0.5. 0.6mm 2. Insulation: adopt one of flame retardant polyethylene, PVC 3. pairs: every two insulation conductor strands into ...

Through RJ11 Secured Remote Power Power Distribution Unit Multi-functional Outlets Working Smart switched PDUSFC-SPDU-2 Series through ...

Surge Protector 170V 10KA RJ11 4-port Ethernet Surge Protection Feature: • RJ11 port electric surge protector. • Aluminum str...

... via a single optical fibre, thereby maximising infrastructure efficiency and significantly reducing cabling costs. This robust Voice over Fi...

Features: ★Wide frequency band, wide coverage ★PIM optimized design. ★Ideal for all kind of DAS applications. ★Low insertion loss. ★High power handlin...

... the dial switchReset Reset by reset key, no need to replace operation panel Unique rotary structure, easy to install and use With jack, ...

Super Soft Car Cat5e F/UTP Copper Lan Cable Pass Fluke Test Military UT80 Elevator Gaorou network cable is suitable for cars, elev...