Original remote control RM-PJ22 (149007011) used for projectors for the brand Sony.
The Sony remote control is not a replica, but an original model of the brand.
The dots found on some keys are called tactile dots or tactile reference points. These dots are designed to help individuals with visual impairments or in low-light situations to identify and use the keys more easily and accurately. Typically, tactile dots are placed on specific keys such as the central number (5) and function keys to facilitate their location and use.
This remote control is backlit, which means it incorporates lighting on the keys or around them to facilitate use in low-light environments or complete darkness.
It uses 2 batteries of the type AA
1.5V alcaline batteries AA LR06, used in some kinds of remote controls
Replacement remote controls that replace in all its functions the remote SONY RM-PJ22 (149007011):