Optimized Performance: Designed specifically for modules, this dual-band T-antenna ensures enhanced signal strength and extended coverage on both 2.4GHz and SUB-G 900MHz frequencies Dual-Band Design: 2.4GHz & 900MHz omnidirectional antenna is ideal for short to medium range distances Design: Built to withstand rigorous use, this antenna features a rugged construction that resists physical damage and environmental factors, making it ideal for both indoor and outdoor use Easy Installation: The antenna includes a simple setup process that requires no additional tools, allowing for quick and easy installation on your for transmitter module Compatibility: This antenna is perfectly compatible with a wide range of for modules, ensuring a seamless fit and optimal functionality, enhancing the reliability and performance of your remote control system Model: Dual-band 2.4GHz/900MHz T-type antenna Frequency: 2.4GHz/ 900MHz Coaxial cable length: 80mm Total length: 100mm Interface: RP-SMA Type: Omnidirectional Gain: 3.83dB 2.4GHz / 3.58dB 900MHz SWR: 1.27 2.4GHz / 1.25 900MHz Impedance: 50Hz Colour:Black Material:plastic Package Contents: 1 x Antenna Only the above package content, other products are not included. Note: Light reflection 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.