Description
* support music stetro music player with 40mm with neodymium speaker * bluetooth version: 4.1 +edr * transmission power: class2 * bt transmission distance: 8m without obstacles * music time: about 5 hours * talking time: about 5 hours * charging time: about 40mins with 3.7v * frequency range:2.40ghz-2.48ghz * battery:350mah high-capacity lithium battery
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