Feature 1 High quality and excellent sound effect let you enjoy the music at anytime and express individuality. 2 Memory lock feature bluetooth automatic pairing. You only need to make a connection successfully once and it will automatically remember that the next time you don't need to pair again while using it, 3 High fidelity with lossless sound quality, unlimited enjoyment without restraint. 4 Shocking sound effects, and theatre-level playback. With six sound effects, limited space presents an unending music feast for you. 5 Enjoy the FM radio. Not only listen to music, but also add more fun. You can choose radio, opera, or news. It is the best gift for parents.Condition: 100% Brand NewItem Type: Bluetooth SpeakerMaterial: Metal, PlasticColor: Black Weight: Approx. 863gBluetooth Version: V4.2 Transmitted Power: 1.49mWTransmission Frequency: 2.48ghzTransmission Distance: 8-10 metersMusic Playing Time: Approx. 3 hoursCharging Time: 2-3 hours Standby Time: 240 hours Battery Type: 18650Battery: 3.7V /2000mA Remote Control Battery: cr2025 150mahSNR: -80dbFrequency Response: 20Hz-20kHz Charging Voltage: DC5V/ 1A-2ACharging Port: Type-cSpeaker Power: 5W4Audio Input Support:3.5mm Audio Input Packing Weight of Color Box: 850gStorage and Handling Temperature: -10-40Support Memory CardSupport RCAIN Socket(Lotus Seat Socket)Support Infrared Receiver (With Remote Control) Package List1 x Speaker1 x Remote Control1 x Charging Cable1 x RCA Cable1 x Manual