W-King S4 Waterproof Portable Bluetooth Speaker Outdoor Wireless Speaker Suppot TF Card FM Radio Shockproof Dropproof Bluetooth Speaker
Featuers:
1. Support TF Card.
2. Support MP3, WAV Audio Format.
3. Lithium battery 3.7V/500mAh.
4. Working time: 4-6 hours.
5. Output: 3W.
6. Material: ABS+TPE.
Package Included:
1 * Bluetooth Speaker
1 * USB Charging Cable
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