optional removable router to enhance the signal on a laptop

computer, small, box, business, equipment, air, adapter, connection, technology, card, communication, device, mobile, phone, portable, telecommunication, telephone, wireless, receiver, laptop, pc, network, data, internet, net, web, usb, security, protect, appearance, router, wan, modem, bandwidth, port, lan, signal, access, secure, aerial, broadband, interface, transmitter, peripheral, 3g, wisp, removable, wifi, cryptography, ap,