The ultra-compact, 12" Tall Aon 2 Bookshelf Monitor (on right in the photo to right) incorporates a 6", High-Definition, Multi-Vaned Phase Plug (MVPP™), cast-basket Mid-Bass Driver, coupled to two 6-1/2" Inertially-balanced side-mounted Low Frequency Radiators and the GoldenEar High-Velocity Folded Ribbon Tweeter (HVFR™). 

Product Details:

• Dimensions: 8'' W x 10''D x 12''H
  
• Frequency Response: 42 Hz - 35 kHz
• Efficiency: 89 dB
• Nominal Impedance: Compatible with 8 ohms
• Driver Complement: 
• One - 6˝ Cast-Basket Mid/Bass Driver

• One - HVFR™ High-Velocity Folded Ribbon Tweeter

• Two - 6-1/2˝ Side-Mounted Planar Low- Frequency Radiators

• Recommended Amplification: 10 - 200 watt/channel
• Weight: 12 lbs (5.4 kg)