Features:Strong signal receiving - Copper foil to increase reception surface, strengthen signal reception. With glue on the reverse side of the antenna, it is easy to install. Small in size and light in weight. Suitable for all kinds of minicomputer, notebook computer, tablet DIY installation. 4-generation IPEX interface - It is suitable for Ericsson N5321GW GOBI 5000 Huawei MU736 wireless network card, for INTEL 7265 / INTEL 31607625 / INTEL 3160625 / INTEL 316065321GW GOBI 5000 MU736 ME9065MU736MU7355 EM 7355 EM 7355 EM 7355, etc. Please note that the ipex4 socket is relatively small, so it is also relatively easy to be damaged, plug and install with caution and full attention, don't turn around to cause the card head loose, press while also paying attention, otherwise it's easy to cause the socket deform due to the pressure. With the antenna length of about 48 cm and one for about 53cm (Mentioned length including aluminum foil) Specification:Type: Built-in M.2 Antenna with IPEX4 PortAntenna frequency: 2.4/5GWeight: Approx. 9gAntenna Length: Approx. 43cm / 16.9in, 65cm / 25.6in (Including aluminum foil length)Package list:2 * Built-in M.2 Antennas with IPEX4 PortNote:1. Please allow slight error due to manual measurement.2. Different monitor colors may be different. Thanks for your kind understanding..