Description

Blue Portable 3D-Printed Morse Code Trainer Automatic CW Key 2x3.5mm Port with 2.3-inch LCD Screen

Description:
- This version is equipped with dual 3.5mm external interfaces: one serves as input and supports external direct keys (heavy keys), Bug keys, or automatic keys (single or double paddle) (the old heavy-duty key plug is 6.5mm and requires a conversion adapter to use); another is used as an output to connect to other devices such as radio stations.
- Equipped with electric key indicator lights, the code can be played in a trinity of sound, light, and characters during input or listening training, making the practice more intuitive.
- The front speaker has clear sound, the volume is linearly adjusted by the mechanical knob, and the pitch is digitally adjusted. There is also a headphone jack that allows for silent practice with headphones, which feels better.
- Powered by lithium batteries and integrated with a charging management chip, it can be used safely and with confidence. Equipped with Type-C USB charging port, supporting mobile phone charger charging.
- Equipped with a brand new 2.3-inch LCD screen, adjustable contrast, and white backlight with adjustable brightness, the image is large and clear.
- Equipped with a 3D printed sealed shell, it is beautiful and simple.
- With a compact size of 95x70x23mm and easy portability, making it perfect for radio enthusiasts to learn Morse code anytime and anywhere.
- Support Chinese/English switch, with complete functions, intuitive operation, and convenient use.
- The main functions include CW input practice, radio decoding, listening test, phrase query, character encoding query, etc. You can set the sound switch and tone, clap practice speed (wpm), listening test speed (wpm), electric key type, screen contrast, etc.

There are three buttons: Menu (M), Choose (C), and Confirm (E/key), with the following functions:
- Menu key: in function mode, it calls up the main menu; in the setting mode, it returns to the main menu; in the main menu mode, it is to exit the menu and return to the practice mode.
- Choose key: when in menu state, it switches between menu items; when in practice mode, clear input content and reset statistical data; when setting, it is a rotation of setting items.
- Electric key: confirm selection in menu state; during practice, it is using electrical keys; during listening training, it is to start/pause (short press) or generate a new test (long press); when setting, adjust the data value.

Package Included:
- 1 x CW Key