Applicable scenario Desktop, Fitness exercise, outdoor market time 2023 Connection method Bluetooth connection Frequency response range 100HZ-20KΗZ SNR 275dB Number of speakers Effective distance 10 meters Box material Plastic Appearance size 250*90*110mm after-sales service shop three package item number DV-890 Color solar speaker -DV-890 Power mode USB Bluetooth Version 5.3 Built-in Battery capacity null rated power 5 Product Net weight 690G Speaker unit 10W rated voltage 5 Housing process Plastic + Iron mesh Additional functions Card, lighting, talk function Certification Type Other Built-in battery Built-in battery