Feature: 1. Remote control, easy and full access to buttons, no programming or setup required, perfect response to commands. 2. Fit for MS517 MX720 MW519 MS517F MS506 MX501 MH680 RC02 TH682ST SP890 W1400 W1500 W1070+. 3. The remote distance is up to 10m/33ft (the actual remote control distance depends on your speaker model). 4. It is an ideal choice when the original remote control is lost, damaged or a new one is needed, easy to grasp and control. 5. The function and appearance, the size of the buttons, etc. are the same as the original remote control. Specification: Item Type: Remote Control Shell Material: ABS+Silicone Buttons Remote Control Distance: Up to 10m/33ft Battery Type: 2 x AAA Batteries (Battery Not Included) Applicable Model: Fit for BenQ Projectors MS517 MX720 MW519 MS517F MS506 MX501 MH680 RC02 TH682ST SP890 W1400 W1500 W1070+. Package List: 1 x Remote Control (Battery Not Included) Note: 1. Please do not use or place the remote control in a humid place. High temperature environment, because it is easy to damage the components of the remote control, or accelerate the aging of the components, and the deformation of the keys.2. Do not use water, gasoline and other organic cleaners to clean the dirt on the shell, because the cleaner is corrosive.3. If the remote control does not work, please do not open it for repair by yourself, just send it to the home appliance repair department for repair.4. Please prevent the remote control from falling from a high place, and remove the battery when it is not used for a long time.5. Some keys cannot be used. The inside of the remote control is dirty. Carefully open the conductive glue and rubber. The surface of the circuit board buttons. Use a cotton swab dipped in a little absolute ethanol to clean it, and then dry it with a hair dryer.