Brand: SHARP - Batteries: AAA batteries x 2 * Infrared emission from the camera confirmed with the button, disinfected, volume buttons are missing (see image 5). As this is a used item, there may be fine scratches and dirt in the gaps of the buttons. Please refrain from purchasing if you are looking for a perfect item, and only purchase if you understand that it is USED. The images are everything, so please check the model number. If there are any problems, please contact us before leaving a review. In that case, we will handle returns, exchanges, and refunds. (Returns due to purchasing the wrong model number or cancellations due to customer's circumstances are not accepted.) To prevent any trouble, please send a message before purchasing if you have any questions or would like to request additional photos.