Features: 1. Made of ABS, it is not easy to wear and durable. 2. The remote control distance is greater than 8M (the machine model is different and the distance is different). 3. High quality replacement remote control for your computer speaker. 4. This is high quality remotes controller for computer speaker. 5. Suitable for Logitech Z-5500 Z-680 Z-5400 Z-5450. Specification: Shell Material: ABS Color: Black Remote Control Distance: More than 8 meters (depending on the machine model) Battery Model: 2 * AA (not include) Product Size: Approx. 139 * 49 * 25 mm/ 5.5 * 1.9 * 1.0 in Weight: 44 g Package list: 1 * Remote Control .wang-edit-text{ font-family:'Arial' important; } .wang-edit-text table { border-top: 1px solid 000; border-left: 1px solid 000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid 000; border-right: 1px solid 000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }Note:Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering. 1Made of ABS, it is not easy to wear and durable. 2The remote control distance is greater than 8M (the machine model is different and the distance is different). 3High quality replacement remote control for your computer speaker. 4This is high quality remotes controller for computer speaker. 5Suitable for Logitech Z5500 Z680 Z5400 Z5450.