Features: Can be fixed on the left or right side of for FT817 radio station, both left and right hands can be convenient to use. Users can make their own fixed pieces, other types of radio can also be used. All contacts are silver plated contacts, which will not oxidize. Contact clearance adjustment directly manual adjustment; The key body is still painted with environmentally friendly treatments, and the anti-slip effect is better. The output is quality standard 3.5mm double channel plug, easy to install and use. Specifications: Material: Plastic Size: Approx. 9x3x3cm/3.54x1.18x1.18in Package Includes: 1x Morse Code Key note: Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item.