Bluetooth version: bluetooth 3.0 For outdoor and indoor activities Fabric surface Material: abs + plastic + fabric Working range: 10 meters Support bluetooth music play Support hands free call function Built-in 300mah lithium-ion battery, working time for 1-2hours Material: abs + plastic + silicon Loudspeakeroutput: 43w, 40mm dia 13core magnetic Accessories: usb to dc 5v charging cable, user manual Product size:85*85*45mm product weight:180g