80BoyPortable Mini speakers is very high-quality,gift package,you can use it as a gift to your friends Turn on speaker and plug into 3.5mm audio jack,no Bluetooth pairing, no waiting,supports for playing about 2~5 hrs(The play time is by the volume loud and low )with charger time of 1~2 hr Connect the mobile speaker to the headphone jack on the portable audio device,Can be used for Tablets ...