Please charge the unit for 1-2 hours before use. Hold the device with the buttons facing towards you and at the bottom. The USB player has 4 multifunction buttons on the front and an on/off slider switch. Button actions from Left to Right. Button one- Mode This is to change between USB,BLUETOOTH,FM RADIO,SD/TF and AUX. The player will announce each mode. Please note that external devices will only appear in this menu once installed in the player. BLUETOOTH mode requires another device to pair independently. Button two- play, stop, press and hold to pause. Button three- go back, press and hold volume to decrease volume. Button four- skip forward, press increase volume. Power on/off- located below button four Slide switch right to turn on and left to turn off. FM Radio- extend the Aerial located on the left side of the top of the unit. Press button one until the device announces “FM Radio”. Press the second button to start auto tune. Once the device has completed auto tune, it will continually play a radio station. Use buttons three and four to go forward and backwards between saved stations. The radio stations will remain saved when the device is off. The player has a max volume level of 30. The default level on start up is 28. USB- Insert a compatible USB memory stick into the port located on the right hand side of the unit and press play to begin. MEMORY STICK NOT INCLUDED. Bluetooth- connect a compatible device. All below ports are located on the left hand side of the unit. In order from top to bottom. SD/TF- Insert a compatible micro SD card into the port and press play to begin. CARD NOT INCLUDED. AUX- Insert a compatible Device into the top jack socket. Headphones- Plug compatible headphones in to bottom jack socket. HEADPHONES NOT INCLUDED. Charging– The device will announce “battery is low please charge”. Use the Micro USB cable provided,. The port is located next to the jack socket. The display will light up and a charging indicator will appear. USB PLUG NOT INCLUDED. Measurements L 2” W 2” H 2” Bt version– v5.0 Bluetooth range– up to 10 meters Voltage– DC 5v Battery Charge- Time 1-2 Hours Loudspeaker– 4Ø 3W S/N Ratio– 95db Frequency Response– 120HZ– 16KHZ