Mecha wind wireless bluetooth portable small speaker
$ 13.07
Applicable scene: mobile and portable Connection method: Bluetooth connection Frequency range: 100HZ-20KHZ Signal-to-noise ratio: 70db Number of speakers: 1 Power mode: lithium battery Bluetooth version: 5.0 Rated power: 5 Rated voltage: 5 Additional features: plug-in card Whether built-in battery: built-in battery