FOSTERSOURCE wireless speakers adopts bluetooth V2.1+EDR technology for easy and fast pairing. Christmas gift, New Year presents It supports TF card music playing. Audio input function to provide you rich playing experience. Built-in rechargeable lithium battery enables convenient charging by USB cable. Using this music box to deliver clear and crisp super bass sound. Costly electroplating face, exquisite metal-grey color perfectly fit for wedding gifts, Party favors! Easy to use: . Play/Pause and Answer/Hang up. Press once,track back;Hold on the key,Volume Down. . Press once,track forward;Hold on the key,Volume Up  . Power on/off:Press for 3 seconds. Menu:While playing, short press the button switch to one mode from the two modes (TF card/Bluetooth/Line in).  LED indicates: . Turn on: Blue light twinkles, device is waiting for bluetooth connected. After connected successfully, blue light is on. Music play: Blue light flasher slowly. . Charge: Red light is on.  Specifications:  . Bluetooth version: V5.0. Power Rating: 5W . Frequency: 80Hz~20KHz. Speaker Size: 1.5 inch  . Sensitivity: 400mV. Distortion: 0.1% . Communication distance: 10M(30ft). TF card: option (Max:32GB, not included in package) . AUX port: 3.5mm. Battery Capacity: 550mAh. Dimension: 78*78*34mm. Net Weight: 260g. Bluettoth Range:10M. Operating Temperature: -20℃ - 60℃. Storage Temperature：-5℃ - 35℃ Package included: . Bluetooth speaker x 1 . USB charging cable x 1 . Aux-in cable x 1 . User Manual x 1 Notice: . TF card is not included. TWS Function: For more TWS function please check TWS Function Operating Instruction or contact us.
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