Bluetooth Version: V4.2 Loudspeaker Output: 5W Working Range :in 10metres Play time values for speakers: 3-4hours Package Content - 1* Bluetooth Speaker It will close automatically after 30 mins if Bluetooth mode no connection Finish - Gross The ultra-compact Bluetooth speaker can be easily slipped into your backpack or bag. Whether you're lounging around the house or doing outdoor activities, take the sound of JB Super with you anytime, anywhere. Wireless Portable 4.1 Bluetooth Speaker - Whether you're Partying, Walking out, Camping, Hiking, Biking, or just lounging around the house, enjoy a full-range stereo sound with an impressive sound.