Original remote control RMT-AM502U used for Music systems for the brand Sony.
This is an original model of the Sony remote control.
The raised dots on certain keys help individuals with visual impairments or in low-light environments use the keys more easily and accurately. They are typically located on key buttons like the central number (5) and function keys to facilitate their identification and usage.
Despite not being designed exclusively for TVs, the remote control has generic functions compatible with Sony TVs, allowing you to power on and off the device, adjust the volume, and change the channel.
With backlighting, this remote control incorporates lighting on the keys or around them, which simplifies its handling in low-light environments or complete darkness.
It uses 2 batteries of the type AAA
1.5V alcaline batteries AAA LR03, used in a great majority of remote controls.