SKU: 99658283090

Darkglass Microtubes B3K - CMOS Bass Overdrive

Sale price$103.50 Regular price$115.00
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Ships within 48 hours · Estimated delivery Aug 4 - Aug 9

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Description

Darkglass Microtubes B3K - CMOS Bass OverdriveThey say: Design and Tone. Perfected. An intuitive format that contains brutality and clarity at the same time is what the B3K delivers. A defined and powerful overdrive, with a simple layout, it sets no boundaries or rules to unleashing the desired tone. Specs Blend Mixes the clean input signal with the overdriven signal. The clean signal remains at unity gain while the volume of the overdriven signal is set by the Level knob, allowing for fine

They say:

Design and Tone. Perfected.

An intuitive format that contains brutality and clarity at the same time is what the B3K delivers. A defined and powerful overdrive, with a simple layout, it sets no boundaries or rules to unleashing the desired tone.

Specs

Blend

Mixes the clean input signal with the overdriven signal. The clean signal remains at unity gain while the volume of the overdriven signal is set by the Level knob, allowing for fine control of the blend ratio.

Tone

Controls the high frequency content of the sound. A variable low pass filter from 3kHz (ccw) to 8kHz (cw).

Level

Sets the volume of the overdriven signal.

Drive

Sets the amount of saturation in the overdriven signal.

Grunt

When engaged provides a massive low end boost to really thicken your sound.

Mid Boost

Gives a subtle 6dB boost from 300 Hz to 1kHz to help you cut through a bit more.

Output

Connect from the ¼” Output jack to the input of your amplifier or another effects pedal.

Input

Connect your instrument or output from your pedal board to the ¼” mono jack.

9V DC

Only use a regulated 9V DC adapter with a center-negative plug.

Dimensions

Width: 75 mm / 3″
Length: 111 mm/ 4¼″
Height: 43 mm / 1¾″
Weight: 250 g / 0.55 lb

Shipping Notes
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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
SKU: 99658283090

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4.6 ★★★★★
Based on 5 reviews
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Verified Purchase
Elizabeth
Battle Creek, US
★★★★★ 5
Good quality and definitely worth it for energetic dogs.
Color: Orange
The automatic moving and rolling action really grabs my dog’s attention, and the rope adds extra fun for chasing and playing. It helps reduce boredom and keeps my dog mentally stimulated, especially when indoors. The motion activation works well, and it’s a fun and engaging toy overall.
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Reviewed in the United States on May 3, 2026
J
Verified Purchase
Jason Dong
Whiting, US
★★★★★ 5
my dogs love it
Color: Orange
This interactive toy has been a lifesaver for keeping my furry friend occupied. It moves around in unpredictable ways, which really keeps him engaged and guessing. The rope attachment is a nice touch, allowing for a bit of tug-of-war when he's feeling energetic. It's durable enough to withstand his enthusiastic play, which is a huge plus. I've noticed he's less anxious and destructive when I'm not home since he has this to play with. Definitely a great purchase for any dog owner looking to provide some mental stimulation.
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Reviewed in the United States on April 25, 2026
D
Verified Purchase
Douglas J
Carnegie, US
★★★★★ 5
How many dog toys have you bought that just laid on the floor unused?
Color: Orange
New husky has more energy than an entire pre-school - even being walked more than three miles a day wasn’t sufficient to drain her excess energy. I threw the dice on this - and it’s AWESOME. Comes with an extra rope and an extra side piece. Rechargeable with a USB-C cable. When you turn it on, the blue LEDs flash, the entire device buzzes, bounces, and races back and forth across the floor. After a couple of days of uncertainty, my new husky LOVES this. She chases it around, grabs it by the attached rope and carries it from room to room. After a short bit of activity, the toy goes into ‘sleep’ mode, until either the dog touches it again or a timer has elapsed, and then it fires up and starts buzzing and racing around the floor again. From a full charge, the toy will keep your dog entertained all day. Bright orange color makes it much easier to find when it’s rolled behind the toilet (as it did this afternoon). Sturdy. Highly resistant to chew damage. If this one wears out or breaks, I’ll absolutely get another one.
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Reviewed in the United States on April 20, 2026
G
Verified Purchase
Grant
San Leandro, US
★★★★★ 4
Puppy interactive toy
Color: Orange, Color: Orange
It’s a great toy as it keeps my 5 month old puppy very entertained! It is pretty hardy and made of good material as she tries to throw it around and chew it. She does swing it around and the hard part will hit her. She doesn’t seem bothered by it tho lol good size and minimum noise When I first introduced her to it she was a little scared but now she gets excited to play with it once it finishes charging.
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Reviewed in the United States on May 2, 2026
L
Verified Purchase
LEE SANG
New York, US
★★★★★ 5
My Dog Is Obsessed With This Toy!
Color: Orange, Color: Orange
My dog absolutely loves this toy and plays with it every day. The moving and rolling action keeps him entertained much longer than regular toys. He loves chasing it around the house and tugging on the rope. It’s also nice because it helps burn off some of his energy indoors. The material feels pretty sturdy, and charging was easy. Definitely one of the best interactive toys I’ve bought for my dog!
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Reviewed in the United States on May 19, 2026

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