15.5" Bluetooth Loudspeaker CH-7789

1.5a 10m 15.5inch 3000mah 80db advanced decoder chip bluetooth built-in battery digital audio system Easy music playback experience Easy music heavy bass speaker High-quality wireless audio immersive experience Easy Input Source MIC Built-in multifunctional digital audio Multiple playback modes Ouput Power range TWS pairing remote control functions sound Versatile connectivity stereo sound Versatile USB Wireless transmission