| KLS's Part No. | Description |
| KLS1-PLS-001-2.5-P--B | 2.5MM MONO plug socket/ Plastic / Black color |
| KLS1-PLS-001-2.5-M-N | 2.5MM MONO plug socket/ Metal/ Nickel-plated |
| KLS1-PLS-001-3.5-P-B | 3.5MM MONO plug socket/ Plastic / Black color |
| KLS1-PLS-001-3.5-M-N | 3.5MM MONO plug socket/ Metal/ Nickel-plated |
| KLS1-PLS-001-6.3-P-B | 6.3MM MONO plug socket/ Plastic / Black color |
| KLS1-PLS-001-6.3-M-N | 6.3MM MONO plug socket/ Metal/ Nickel-plated |