Wireless speaker wall bracket cloth insert card small audio desktop mini heavy subwoofer

Connection mode: Bluetooth connection
Frequency response range: 30Hz-15kHz
SNR: ≥70db
Number of speakers: 1
Effective distance: 10
Box material: ABS
Appearance size: 87*98
Power supply: USB
Waterproof class: Not waterproof
Bluetooth version: 5.0
Built-in battery capacity: 800mAh-1000mAh