Operation Guide: When turn on the speaker、 there are seven colors flashing. You can turn off the light.  It will enter TF mode from Bluetooth mode after plug into TF card. 1. In playing music mode、 press!#!amp!*!quot; \u25b6\u2161!#!amp!*!quot; to play\/pause music; In FM mode、 short press to search station automatically and long press to switch functions; Double-click t open hands-free or hang up. 2. In playing music mode、 short press!#!amp!*!quot;\u25b6\u25b6\u2160!#!amp!*!quot; to next song and long press to increase the volume; In FM mode、 short press to next station and double-click to pause colorful light or open light. 3. In playing music mode、 short press!#!amp!*!quot;\u2160\u25c0\u25c0!#!amp!*!quot; to previous song and long press to decrease the volume; In FM mode、 short press to previous station and double-click turn off colorful light or turn on the light. Specifications:          General Specification             Model Number        Q+             Color        Black、 Bue、 Pink、 White             Package Weight (g)        448g             Dimensions (mm)        70*70*70mm           Technical Parameters             Connectivity Interface        USB port、 TF card port、 AUX port             Battery Capacity        500mAh             Rated Power        3W 4!#!amp!*!Omega;             Speaker Unit        3''             SNR        !#!amp!*!ge;80dB             FM Station Range        87.5MHZ-108MHZ             Frequency Response        100Hz-18kHz             Internal Speaker        !#!amp!*!Phi;40mm 4!#!amp!*!Omega; 3W             Input Current        500mA             Charging Time        40 minutes             USB Charging        DC 5V             Bluetooth Protocol        Bluetooth 4.0            Transmission Range         10m    Package  Included:                  1 X Qone Bluetooth Speaker            1 X Charging Cable            1 X AUX Audio Cable            1 X Manual