rj45 coupler dingsun female to female ethernet coupler for cat7/ cat6/ cat5/ cat5e network cable rj45 in line coupler extender adapter(black 1 pack) dingsun <b>dingsun rj45 coupler</b><br> extender is ideal for extending ethernet connection by connecting 2 short network cables together can help you solve the problem that the network cable is not long enough. <br> it is easy to install, you only need to plug the two network cables that need to be extended into the rj45 extender, plug and play, no power supply and any drivers are required.<br> these ethernet adapters will not slow down your network speed, please rest assured to use them.<br> 8 core pure copper gold-plated conductor, steady signal transmission, superior contact and transmission performance, provides powerful guarantee to high speed data transmission.<br> made of high quality environmentally friendly pvc material, with high impact resistance.<br> the rj45 coupler adopts the strongest one-piece injection molding, and uses a thicker pcb board, which is strong and durable.<br> the coupler has nickel-plated contacts and easy-to-click fixing clips to ensure a firm and corrosion-free connection, which is safe and reliable.<br> rj45 inline jack coupler meets category 6 performance, compatible with tia/eia 568-c.2 standard and rohs certification.<br> female to female ethernet coupler jack is compatible with cat7, cat6, cat5e, cat5 network.<br><br> specifications <br> color: black <br> weight:0.15kg, lightweight <br> product size: 5.5” x 3.15” x 0.71” <br> <br> <b>note:</b><br> <b>1: this can not use with a keystone jack.</b><br> <b>2: it is not for a phone cable, but for an ethernet cable.</b><br> <b>3: they are only compatible with rj45, not compatible with rj11.</b><br> warranty our fan-favorite 18-month warranty and friendly customer service