Frequency Response 20Hz-20KHz, Travel and party booster Its full range drivers offer 14W signature sound for blissful auditory time. Experience optimum wireless connectivity with latest Bluetooth v5.0,Stone 1000 comes equipped with powerful 3000mAh battery capacity that supports a play time of up to 8 hours It is IPX5 rated to ensure resistance against dust and water scares. Playback Time - 10 hours, Charging Time - 4 hours, Standby Time - 12 month