Universal Astronaut Speaker Subwoofer Pluggable Card Small Speaker

Ultra-long battery life, to meet the needs of all-day listening and enjoyment, compact and portable body, strong bass, shocking, no vibrato, 360-degree surround sound, long standby, full-frequency high-efficiency speakers, elegant and beautiful shape, environmentally friendly and durable, suitable for families , Outdoor sports, can be connected to audio interfaces such as computers and mobile phones, Bluetooth wireless transmission, and support audio output. Specifications: ROHS.CE certification Interface type: USB Frequency response range: 100Hz-20KHz Output power: below 10W Signal-to-noise ratio: ≥70db Power supply mode: built-in battery Built-in battery capacity: 1200mAh-2000mAh Expanded storage: 32GB Applicable people: general Support format: TF card