Partially active Plug n`Play 3-way speaker system for BMW all E-F models.
Complete set of front speakers for doors incl. Underseat subwoofer/bass.
A 4-channel power amplifier is mandatory for operation. The system should not be operated via the radio, as the bass has an impedance of 2 ohms. 

Technical details:

• 2 x 60/120 Watts RMS/Peak mid-tweeter
• 2 x 180/300 watts RMS/peak bass
• Impedance 4 ohms (woofer 2 ohms)
• 25 mm fabric tweeter
• 102 mm polycone midrange
• 217 mm polycone bass with neodymium magnet
• 2-way switch incl. Cable
• Bass: installation opening 193 installation depth 31 mm
• Midrange: installation opening 92 installation depth 41 mm
• pair price