Original remote control RE8214-1 used for soundbar.
Regarding the keys related to HDMI 1, HDMI 2, HDMI 3, TV, AUX and BLUETOOTH, they facilitate the selection of various inputs of the device in a comfortable and quick manner.
This is an original remote control.
The raised dots, found on certain keys, are small markings designed to help individuals with visual impairments or in low-light environments to recognize and use the keys more easily and accurately. Typically, they are placed on strategic keys such as the central number (5) and function keys to make their identification and usage easier.
It should be emphasized that the remote control has some buttons that function via infrared (IR) and others that utilize Bluetooth. For the IR keys, it is necessary to maintain a direct line of sight between the remote control and the device, requiring the remote to be pointed at it. In contrast, functions using Bluetooth do not have this limitation.
It uses 2 batteries of the type AAA
1.5V alcaline batteries AAA LR03, used in a great majority of remote controls.