Bluetooth wireless card portable small audio
$ 16.86
Connection method: Bluetooth connection Frequency range: 100HZ-20KHZ Signal-to-noise ratio: 70db Number of speakers: 5.3 Effective distance: 10 Box material: plastic Waterproof level: not waterproof Built-in battery capacity: 1200mAh-2000mAh (inclusive) Rated power: 5 Rated voltage: 5 Battery capacity: 1200mah Additional features: plug-in card Whether built-in battery: built-in battery
