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Ships within 48 hours · Estimated delivery Jul 21 - Jul 26
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Description
GR Bass GR-ACOUS CUBE ACOUSTIC premium birch plywood bass combo, 1x12" 800w 12.3 kgThis CUBE Acoustic is a fantastic combination of lightness, volume and high quality sound specifically for double bass and acoustic bass players. Incredible portability without sacrificing the quality that distinguishes the GR sound. 800 watt head,112 speaker, two channels, two independent D. I. outputs, notch filter, compressor, and more features enclosed in just 15 kilograms make this combo a perfect solution in any situation. The speaker with an
This CUBE Acoustic is a fantastic combination of lightness, volume and high quality sound specifically for double bass and acoustic bass players. Incredible portability without sacrificing the quality that distinguishes the GR sound.800 watt head,1×12 speaker, two channels, two independent D.I. outputs, notch filter, compressor, and more features enclosed in just 15 kilograms make this combo a perfect solution in any situation. The speaker with an impedance of 8 ohms allows you easily, with the addition of another cabinet to get the incredible power of 800 watt.
Power
Power head: 800W RMS (AES Standard) - Power cabinet: 500W RMS (AES Standard)
Weight
12,3 kg
Colours
Tolex black. Custom color on demand
Bass reflex
On rear
Sensitivity
99 dB SPL
Rear panel
- AC POWER SOCKET (230V - 115V)
- SEND
- RETURN
- D.I. OUTPUT (Ch1/Ch2)
- GND LIFT BUTTON
- PRE-POST DI BUTTON
- SPEAKON OUTPUT
- ETHERNET PORT
- LINE OUT DUAL / LINE OUT MIX
Dimension
40 x 45,5 x 40 cm
Speaker
12'' custom Jensen/Sica woofer - Horn Driver 1"
Tweeter
3 positions switch
Frequency response
38Hz to 18 kHz
Front panel
- INPUT XLR/JACK (Ch1, Ch2)
- 48V Phantom Power (Ch1, Ch2)
- PHASE (Ch1, Ch2)
- PIEZO (Ch1, Ch2)
- GAIN CONTROL KNOB (Ch1, Ch2)
- BASS KNOB (Ch1, Ch2)
- MID-LOW KNOB (Ch1, Ch2)
- MID-HIGH KNOB (Ch1, Ch2)
- HIGH KNOB (Ch1, Ch2)
- DEEP BUTTON (Ch1, Ch2)
- BRIGHT BUTTON (Ch1, Ch2)
- PURE SWITCH (Ch1, Ch2)
- DI VOLUME CONTROL KNOB (Ch1, Ch2)
- NOTCH FILTER BUTTON
- FREQ NOTCH KNOB
- COMPRESSOR KNOB
- RATIO SELECTOR
- MASTER KNOB (Ch1, Ch2)
- OPERATION LED (Ch1, Ch2)
- MUTE BUTTON
- CHANNEL SELECTOR
- POWER ON/OFF SWITCH
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
4.0 ★★★★★
Based on 19 reviews
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Product Reviews
★★★★★ 5
Breathe Easy!
Style: BE-728H 1-Pack
Ladies and gentlemen, buckle up, because we're about to embark on a whirlwind adventure of cleaner air and contortionist-worthy installation feats with the Spearhead HEPA Breathe Easy Cabin Filter!
First off, let's talk about installation. If you're someone who loves a good yoga session or considers themselves a Cirque du Soleil dropout, this is the filter for you. The instructions are so clear and helpful that even a goldfish could follow them. However, be prepared to twist and turn in ways you didn't know your body could. And let me tell you, I'm not in the best of shape. I discovered muscles I never knew I had and positions that would make a pretzel jealous. But don't worry, it's all worth it.
Once installed, my car’s air quality shot up faster than a rocket to Mars. And although my car is old and doesn't have any fancy AI, it felt like it was saying, "Ahh, finally, some quality air!" The air was so crisp and pure, I half expected to see little cartoon birds chirping around my head. And let me emphasize this: the product quality is top-notch. It not only works great but looks good too.
I purchased this gem because my wife has bad allergies, and so far, it's been a game-changer. She hasn't sneezed once, and the car doesn't smell as musty with the air conditioning on. It's like we've been transported to a fresh, alpine air paradise every time we drive.
In summary, the Spearhead HEPA Breathe Easy Cabin Filter is a game-changer. It's as easy to install as putting on socks—if putting on socks required you to become a human origami. But trust me, once it's in place, your lungs will thank you, and your car will feel like it's breathing the fresh, alpine air of the Swiss Alps. Five stars, and a standing ovation from my now incredibly limber body!
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Reviewed in the United States on July 10, 2024
★★★★★ 5
Works a lot better than the previous one.
Style: BE-775H 1-Pack
Great product at a great price. It seemed to fit almost perfect with out having to crunch it in. Highly recommend.
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Reviewed in the United States on March 5, 2026
★★★★★ 5
Great Cabin Filter Upgrade
Style: BE-729H 1-Pack, Style: BE-729H 1-Pack
I recently replaced my old cabin air filter with this one, and the difference was noticeable right away. Installation was quick and straightforward took less than 10 minutes with no special tools needed.
What I appreciate most is the air quality improvement. The airflow feels stronger, and there’s a clear reduction in dust, odors, and outside pollution entering the cabin.
If you’re looking for an easy, affordable upgrade that actually makes a difference in everyday driving comfort, this cabin filter is definitely worth it.
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Reviewed in the United States on November 19, 2025
★★★★★ 5
Chromed out looks good
The price was a beatable installment easy
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Reviewed in the United States on September 11, 2021
★★★★★ 1
Does not fit
Fitment is horrible, don’t waste your money. Tabs are already broken upon receiving. Does not hold on to hood.
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Reviewed in the United States on November 14, 2025