... 3, strong Subwoofer 4, 1000 mAh li--ion battery 5, gift speaker DL-199 mini speakerkey Specifications1,material plastic case,subwoofer 2 ... , output RMS 3W x 13,frequency range 100HZ--18KHZ; 4,speaker unit Φ40mmx2/4Ω 5,S/N ≥75db 6,body size ... jack, including cell phones, MP3 players and computers. packingmm(kgs) Gift Box Size L*W*H(MM) Carton Size L*W ...