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

OEM 25W*4 Wall audio Power Amplifier Background Music System Power Amplifier USB FM radio 2.8" Touch key

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

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

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

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

Smart Home Sound Karaoke System Touch Screen In Wall Audio Digital Amplifier Android 5.1 System

Supply constant resistance YS-501A ceiling speaker

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