Update: 3x units available @ $440 Delivered on eBay in the comments.
Cheapest I have seen this is $495.20 Delivered with 20% off eBay code.
Thought this was a good price.
Jamo J10 Active Subwoofer - Black
The latest subwoofer line from Jamo offer high value with stylish aesthetics. By utilizing modern materials and core technologies, the J 10 SUB makes your home theater and music listening experiences unforgettable. With an amplifier capable of 300W of peak power, this subwoofer can deliver higher sound-pressure levels at lower distortion, resulting in maximum musical fidelity and reproduction of details.
The J10 SUB features a 10" front firing, aluminized polyfiber woofer that provides exceptionally low frequency response with minimal distortion. The all-digital amplifier delivers clean high-efficient power and accuracy in reproduction. Housed in a MDF cabinet with a sleek wood grain vinyl to match our highly acclaimed Studio line, this versatile subwoofer seamlessly integrated into any decor.
Aluminized Polyfiber Woofer Delivers low frequency response with minimal distortion.
All-Digital Amplifier Clean, high-efficient power.
Front-Firing Driver Provides deep bass and placement flexibility.
Low Pass Crossover and Phase Control Allows you to blend the subwoofer's low-frequency tones and establish the ideal level of bass.
Line/LFE Inputs Ensures compatibility with old and new receivers.
MDF Cabinet with Modern Finish Wood grain vinyl provides a contemporary aesthetic.
Front-Mounted LED Power Indicator Lets you know when the system is on or off.
SPECIFICATIONS
Switchable Phase Control: 0/180
Weight (Kg/lb): 12 / 26.5
Rated output (W): 150W
Amplifier Power (Cont/Peak): 150W / 300W
Woofer (mm/in): 254 / 10 Aluminized Polyfiber
Frequency Response (Hz, +/-3dB): 31Hz - 120Hz
Product dimensions (mm/in, HxWxD): 368.3 x 317.5 x 427 / 14.5 x 12.5 x 16.8
Crossover Frequency: 40-120Hz
Inputs: Line Level RCA
System Type: Bass Reflex Subwoofer, Front-Firing Driver, Rear Ported
Finish: Black Ash
Looks like it is cheaper on Ebay (3 left):
https://www.ebay.com.au/itm/Jamo-J10-Black-SUB-10-J10SUB-BK-…
Cheers