1. It Can Be Fixed On The Left Or Right Side Of The Ft817 Radio, And Can Be Used By Both Left And Right Hands; Users Can Make Their Own Fixing Pieces, And Other Models Of Radios Can Also Be Used; 2. All Contacts Are Made Of Silver-Plated Contacts And Not Oxidize; 3. Contact Space Adjustment Can Be Adjusted Directly By Hand; 4. The Key Body Is Still Painted With Environmentally Friendly Matte Treatment, Which Has Better Anti-Slip Effect; 5. The Output Is A High-Quality Standard 3.5mm Two-Channel Plug, Which Is Easy To Install And Use The -715 Automatic Key Is Particularly Suitable suitable for Yeasu-Ft817 Shortwave Radio. It Can Be Fixed On The Side Of The Radio. Its Exquisite, , Elegant And Workmanship And Extremely High Operating Sensitivity Are Very Suitable suitable for Radio Enthusiasts To Practice Morse Cw. Used When Communicating With Receivers Or Shortwave Radio Stations, It Is A Powerful Tool suitable for Radio Enthusiasts To Participate In Cw Communication Competitions. Type:Electric Key Note:Different Batches May Have Differences In Product Appearance, Color, And Printed Characters, Which Not Affect The Use Colour:Black-Red Material:Plastic Size:About 90x30x30mm (Excluding The Size Of The Double Blade Protrusions) Package Contents: 1 * Electric Key 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.