One primary speaker plus three secondary speakers Digital Class-D WiFi Wall Mount Smart Audio Music Player Ceiling Speak

Bevel-oriented hi-fi ceiling speaker YS-808A crossover speaker 8 "conference speaker

A single main speaker Digital Class-D WiFi Wall Mount Smart Audio Music Player Ceiling Speakers

One primary horn and one secondary horn Digital Class-D WiFi Wall Mount Smart Audio Music Player Ceiling Speakers

Constant resistance YS-604A 6-inch ceiling speaker

Tuya smart home control system WiFi Multi function 10.1 inch touch screen Zigbee Hub gateway in wall support 2 gang swit

Square Type 86 x 86mm 2 Channel 50W 5 Steps Wall Mount Volume Control Available Champagne Golden Moonlight White

Supply constant resistance YS-501A ceiling speaker

Single host Bluetooth 5.0 Ceiling speaker Active ceiling speaker Active sound can be inserted U disk

Touch screen in wifi wall amplifier 4 Inch Android Smart Home Audio System Background Music