Features: Enhances your communication experience with our CW Key, specifically for K5/K6, offering automatic keying functionality and adjustable paddle tension for precise operation. Crafted from PETG composite, this Double paddle automatic key supports for CEC firmware, ensuring reliable performances and easy installation without the need for professional tools. For amateur radio enthusiasts and users look to upgrades their equipment with a user friendly, efficient CW key solution. Perfect for various scenario, whether in the field or home, this lightweight accessory fit seamlessly into any communication setups. The package includes everything you need for quick setups, making it a essential addition to your radio gear collection, enhancing both portability and functionality. Specifications: Material: PETG Composite Package Size: About. 7.5x7.5x3cm/2.95x2.95x1.18in Color: 1/2/3 Applicable Model: for k5/ k6 Package Includes: 1pc Electric Key note: Please allow 1-2cm errors due to manual measurement. Due to difference between different monitors, the picture may not reflect the item actual color.