Features Powerful Sound Control: Experience superior audio with our 10 Channel Headphone Amplifier featuring independent volume control for each channel, ensuring personalized listening for every user Versatile Connectivity: Designed with a power switch and 3.5MM headphone output, this amplifier supports up to 10 pairs of headphones, perfect for meetings and group listening sessions High Performance Audio: Enjoy clear sound quality even at maximum volume, thanks to 10 independent stereo amplifier sections that enhance audio fidelity in every setting Wide Application Range: Ideal for various environments including studios, stages, and conference rooms, this amplifier conveniently operates on a stable DC12V power supply Durable and Lightweight Design: Crafted from aluminum alloy, this splitter is not only lightweight but also provides excellent heat dissipation and resistance to wear, ensuring long-lasting performance Features: 1、Data Protection: The Morse code keyer has segmented storage and data protection functions, bringing more convenience to storage. 2、Different Modes: In addition, the command mode can more easily send the internally stored words, and the playback mode is also very convenient. 3、Simple Control: Including power outage protection function, super power saving. Adjustable speed switch, control board potentiometer can be adjusted at any time. 4、Easy to Operate: There are no complex button switches, and there are only two buttons and a phone switch on the key controller. Simple will greatly save your labor. 5、Convenient Carrying: Light in weight and compact in size as well, the CW keyer is very convenient to carry with your for outdoor working. Specification: Item Type: Morse Code Keyer Model: MX-K2 CW Keyer Material: Aluminum Alloy Battery: 2 x AAA battery, shipped without battery. How to Use: 1. J1: Buzzer mute. 2. L/R: di/da or da/di. 3. The F1 key can memorize 60 words and has a power off protection function. 4. The F2 key can remember 50 words and does not protecting data after power failure. 5. The R3 key is used for speed control. When the value of R3 decreases, the speed becomes faster. 6. Record: Hold down F1 or F2 for more than half a second, you will hear M, and now it will automatically record CW. 7. After completing, pr F1 or f2 and you will hear S. 8. If you exceed the volume, you will be reminded with an F and it will exceed the standard. 9. T will not be recorded. 10. Information: Each information can not only store a long amount of memory, but can also be divided into several pieces. 11. Divide by entering EOM end of mage at the end of each subdivision. 12. Play Segment: If you want to play the second segment, simply pr the save button twice; If you want a third one, pr 3 times, and so on. 13. Command Mode: Pr F1 and F2 simulta Package List 1 x Morse Code Keyer