Mini caixa de som Bluetooth sem fio M1 Metal Cannon, caixa de som portátil para áreas externas

Applicable scenarios Home, mobile and portable, karaoke, outdoor lawn, other time to market two thousand and twenty-four Connection method Bluetooth connectivity Frequency Response 60Hz-15KHz Signal to Noise Ratio ≥70db Number of speakers - Effective distance 10 meters Cabinet material metal outline dimension - Item number M1/M2 colour Rose gold, silver, black, blue, red, gold specifications convention Is it foreign trade deny Power supply mode USB Waterproof grade not waterproof Built in battery capacity 300mAh-500mAh (inclusive) rated power three rated voltage five Is there a built-in battery built-in battery