Speaker:Double speakers 4Ω3WΦ40mm
FM Frequency Range:87.5-108MHz
Battery:3.7V 1800mAh lithium battery
Playback time:up to 6 hours
Charging time:2.5-3.5 hours
1.Switch On / Off Key
2.Use Your Device To Open The Bluetooth Function And Search “BT-SPEAKER”, The Speaker Will Prompt Connect Success.
(Note: there are three reasons why a Bluetooth link is not available. First, the smart phone will have a memory function, and there will be a default Bluetooth connection so need disconnected it. Second. Bluetooth has been connected too many devices, resulting in unable to store, then just delete a few memories of Bluetooth as long as you can. Third. Bluetooth has no power. Bluetooth is not switched on. It is Bluetooth. It has no power. It needs recharging)
1.Connect the Micro USB cable to the speaker's micro USB port(as antenna).
2.Press 'M' button until hear 'FM mode'
3.Press 'phone' to begin scan the FM Frequency automatically.
4.After scan a while, press 'phone' again to stop the scanning.
5.Press Next/Previous to choose the channel.
USB Flash Disk Function:
1. Insert The USB Flash Disk And The Speaker Prompt “Play By USB Drive”
2. The Speaker Will Search The File And Play Automatically.