Bluetooth Speaker Portable Wireless Bluetooth Speaker Outdoor Waterproof Card Mini Speaker
$16.84
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Product information Connection method: Bluetooth connection Interface type: card reader Battery capacity: 400MAH Frequency response range: 40Hz-20KHz Output power: 4Ω3W Signal to noise ratio: ≥70db Power supply mode: built-in lithium battery Channel: 1 Playing time: 2-3 hours Expansion storage: 16GB Bluetooth protocol: 4.0 Size Information Size: 6*6*13.5CM Packing list Bluetooth speaker*1
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