Subwoofer
Magnet: 50 oz
Voice coil: 75.5mm
Tweeter: 44mm Ti.Diap.Driver: 13.5oz, 8Ω
Frequency response: 45Hz to 18kHZ (-10dB)
Sensitivity: 98dB ±2dB
Impedance: 8Ω
RMS power: 180W
Dimensions: (W) 44 x (D) 35 x (H) 67.5cm
RK-15A (A): amplifier
RK-15AU (B): amplifier
Features: USB slot and LCD screen
RK-15AUES (C): amplifier
Features: USB/SD Slot, LCD screen and EQ
RK-15AUES-DC (D): amplifier
Features: USB/SD slot, LCD screen, EQ and DC
RK-15AUS-BT (E): amplifier
Special function: USB/SD slot, LCD screen, Bluetooth and FM