1High quality and excellent sound effect let you enjoy the music at anytime and express individuality. 2Memory 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, 3High fidelity with lossless sound quality, unlimited enjoyment without restraint. 4Shocking sound effects, and theatre-level playback. With six sound effects, limited space presents an unending music feast for you. 5Enjoy 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 New Item Type: Bluetooth Speaker Material: Metal, Plastic Color: Black Weight: Approx. 863g Bluetooth Version: V4.2 Transmitted Power: 1.49mW Transmission Frequency: 2.48ghz Transmission Distance: 8-10 meters Music Playing Time: Approx. 3 hours Charging Time: 2-3 hours Standby Time: 240 hours Battery Type: 18650 Battery: 3.7V /2000mA Remote Control Battery: cr2025 150mah SNR: -80db Frequency Response: 20Hz-20kHz Charging Voltage: DC5V/ 1A-2A Charging Port: Type-c Speaker Power: 5W4 Audio Input Support:3.5mm Audio Input Packing Weight of Color Box: 850g Storage and Handling Temperature: -10-40 Support Memory Card Support RCAIN Socket(Lotus Seat Socket) Support Infrared Receiver (With Remote Control) 1 x Speaker 1 x Remote Control 1 x Charging Cable 1 x RCA Cable 1 x Manual