Features: 1. It Is A Printed Gradient Slot Antenna. It Is Suitable For The Transmission And Reception Of Directional Radio Signals, Signal Source Reconnaissance And Direction Finding, Broadband Signal Testing, Etc. Mainly Used In Laboratory Environments. It Can Also Be Used For Mobile Direction Finding After Connecting The Handle. 2. The Antenna Covers Common Frequencies Of Radio Frequency Units Such As Mobile Communications, Ultra-Wideband Positioning Modules, And Wifi. 3. The Antenna Has The Characteristics Of Good Directivity, High Gain And Small Size. The Multi-Functional Bracket That Supports The Antenna Can Conveniently Fix The Antenna To A Desktop Computer Or Handheld Mobile Device For Use. 4. There Are Mounting Holes At The Rear End Of The Antenna. In Addition To Being Used Independently, The Antenna Can Also Be Fixed At The Focus Of A Parabolic Reflector As The Feed Source Of A Parabolic Antenna. 5. Stable Performance And High Product Consistency An Indispensable Experimental Tool For Radio Frequency Workers. 1. Frequency Range: 730Mhz-6.5Ghz 2. Polarization : Linear Polarization 3. Gain:7Dbi 4. Return Loss: 10Db 5. Input Impedance: 50 6. Power: 5W 7. Overall Dimensions: About 23 x 22.5cm 8. Interface Type: Sma External Thread Internal Hole Material: PCB colour: As shown Package Contents: 1 x RF Module 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.