Improve the effective signal range and solve the unstable situation of WIFI drop Omni-directional 2.4Ghz/5Ghz dual-band antenna is compatible with most wireless devices Hidden magnets are designed on the bottom for easy installation It can be installed in the desired location using a 2m extension cable Application: 4G LTE router, Dlink wireless router, wireless network adapter PCI card, external USB wireless network adapter for notebook computers, WLAN AP and hotspot wireless range extender, etc. Type: Dual antenna extension cord antenna Transmission rate: 3000Mbps Interface type: SMA Wireless standards: IEEE 802.11g, IEEE 802.11b, IEEE 802.11n, 802.11AC 802.11AX Working frequency band: 4.2G+5G+Bluetooth Support protocol: 802.11AX Product weight: 225g Line length: line length 2 meters colour:black material:ABS+PVC size:21.5x8x7.5cm Package Contents: 1 x dual WiFi antenna 1 x extension cord Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.