The automatic keyer has storage and segmented storage functions, usually using sentences for storage. This function makes it convenient and practical to use. It has a power failure protections function, which helps to conserve energy while providing reliable performance. It has an adjustable speed switch, allowing you to adjust the speed as desired, power saving, and convenient to use.Features:Premium Quality Material: The automatic keyer is made of fine-quality metal materials, strong and firm, offering exceptional durability and longevity.Storage and Segment Storage Function: The automatic keyer has storage and segmented storage functions, usually using sentences for storage. This function makes it convenient and practical to use.Energy Saving & Power Failure Protections: It has a power failure protections function, which helps to conserve energy while providing reliable performance.Simple Operation: It has only two buttons and one switch, which is easy to use and easy to operate, and can bring you a better experience. User-friendly operation eliminates complexity and ensures a hassle-free experience.Adjustable Speed Switch: It has an adjustable speed switch, allowing you to adjust the speed as desired, power saving, and convenient to use.J1:buzzer mute; L/R:di/da or da/diF1 button can remember 60 words ,and it has power-off protections fuction. F2 button can remember 50 words , it doesn't protect the data when the power fails. R-3 button is for speed control, speed getting fast when the value of R-3 getting down.Record: Keep pressing on F1 /F2 for more then half second, you will hear 'M', now it records CW automatically. When it is all done, press F1/ f2, you will hear "S". Message : Every message can not only be storaged by a long memory, it also can be separate into several parts by inputing EOM (End of Message)at the end of every segmentation.Plays the segmentations: If you want plays the second segmentation, just press the memory button 2 times; if you want the third one, then press the button 3times, et cetera .Command mode:press F1 AND F2 at the same time, you will hear "C",now it is under the mode of commandEnd command mode: press F1 and F2 at same time again, or you can input "D" by pressing the auto button.When you use the auto button, PIC will make a judgement: you will hear "R" for the right command, and "?" for invalid command."A" :turn off the memory of long-short voice."B" :turn on the memory of long-short voice. This is the most common command."C" and "E": Repeat plays. it will stop automatically after playing 255times under the 'E'command mode.You just press the short voice auto button if you want to turn it off. Press it again, after keyer making the judgement of "R",it will be over."C" can't sotp automatically, but it can be used as a sign. You just press the short voice auto button if you want to turn it off.Press it again, after keyer making the judgement of "R", it will be over."D" ends the command mode, and goes back to common mode."T" transfer command, it lasts for 30 seconds,then goes back to command mode.if you press auto button or memory button during T'S 30s, it will stop, and goes back to common mode.Specifications:Name: Morse KeyerMaterial: metalBattery: powered by AAA battery (not included)Package size: 120 * 53 * 26mm / 4.72 * 2.09 * 1.02inPackage weight: 107g / 3.77ouncePacking List:1 * Morse Keyer