U forma pescoço banda bluetooth alto-falante usb portátil wearable sem fio

Specifications:    Bluetooth connection is convenient for you to enjoy freedom. Neck band design free your hands, wireless more free. High-quality speaker offers more outstanding sound effects. Featuring ergonomic design and small size, it is comfortable to wear, precise internal structure, orderly arrangement of batteries and speakers. The back of the speaker is completely wrapped with soft and skin-friendly material, which is comfortable to the touch and can be in direct contact with the skin.   Item Name: USB Speaker Bluetooth: 4.0 Battery Capacity: 1200mAh (Included)  Frequency Response Range: 80Hz-20Hz Speaker Unit: Dual Speakers 36mm 303*2 Output: 3W x 2 Input: DC5V Signal to Noise Ratio: 70DB Impedance: 4HM Playing Time: 5 Hours Material: ABS Features: Wearable, Portable, Wireless, Bluetooth Size: 20cm x 19cm x 5cm/7.87" x 7.48" x 1.97" (Approx.)   Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.   Package Includes: 1 x USB Speaker 1 x USB Cable 1 x AUX Audio Cable 1 x User Manual