6.5" BATTERY SPEAKER SYSTEM Power : 60W Frequency Response : 70Hz-20KHz Max SPL : 85dB (+/-3dB) High Frequency (tweeter) : 13mm driver Low frequency (woofer) : 6.5" Magnet : 10 OZ Voice coil : 1" KSV Amplifier : Class D Battery : 1800mAH/1,8AH Input : 5V type C with MP3 Player (TWS Bluetooth & USB Input), Microphone Input, Microphone Priority, Aux Input (3,5mm) Note : Harga tertera 1 unit speaker tanpa mikrofon