Belkin F9K1106

Overview
Extend your existing router’s Wi-Fi Internet coverage with the Belkin Dual-Band Wireless Range Extender. This device eliminates most wireless Internet dead spots and provides increased coverage for your PC, smartphone, tablet, and other devices. Multiple Ethernet ports let you connect up to four Internet-enabled AV devices to bring the Web to your home theater system.

Serial Pinouts
J3: Front VCC 1 o RX 2 o TX  3 o GND 4 o Rear