Bluetooth Speaker

Availability: In Stock

SKU: TST-YY-76

Connection: bluetooth connection

Interface type :USB

Battery capacity :300mah

Frequency response range: 100hz-20khz

Output power :3W

Signal to noise ratio: 75 db or higher

Power supply: built-in lithium battery

Track: 2.1

Duration: about 2 hours

Extended storage :16GB

Bluetooth protocol :2.1

Number of speakers :1

Effective distance :10 meters

Function: insert card operation button

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