Portable Wireless Bluetooth Stereo SD Card FM Speaker For Smartphone Tablet Lapt

Feature: new and high quality Bluetooth specification:V3.0EDR Frequency Response 150-1800HZ Output power 3W THD 10% FM frequency range 87.5-108mhz Built-in rechargeable battery 5V/400mA SNR 90DB Speaker 1.58inches(external diameter 40mm)40*2 Bluetooth connection distance 25M  the hands -free function Multi-fuction: support bluetooth/ USB/ SD Card /FM Colors:  ,Blue,Red,Green Model size：110x38x53mm Method of use: Open the Bluetooth mobile phone or computer Search Bluetooth headset signal, in accordance with the instructions of the link Other detailed functional use, please debug instructions Package Content: 1 X Bluetooth Speaker 1 X USB Charging Cable Material: Cloth 金属

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