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Description
sound boosting boxes Douk Audio L1 Mini Stereo Line Level Booster Amplifier Audio Preamp 20Introduction Douk Audio L1 is a stereo amplifier with built in voltage boost and amplification circuits, designed to boost the output of virtually any line level audio source (such as TV, video games, MP3 players, ipod, phone, tablet etc.) to max 20dB. L1 features its wide gain range, wide frequency response, excellent S R and HiFi sound, to bump the output level of the audio devices which are with an inherently low level output so as to match other
Introduction
Douk Audio L1 is a stereo amplifier with built-in voltage boost and amplification circuits, designed to boost the output of virtually any line level audio source (such as TV, video games, MP3 players, ipod, phone, tablet etc.) to max 20dB. L1 features its wide gain range, wide frequency response, excellent S/R and HiFi sound, to bump the output level of the audio devices which are with an inherently low level output so as to match other sources, or to allow the use of a longer cable run than normal between components.
Features
- Mutiple input/output interfaces: with 3.5mm AUX/stereo RCA/5-DIN inputs and stereo RCA/5-DIN outputs, can be compatible with most low-volume audio sources such as ipod, ipad, phone, TV, MP3 player, potable CD player, computer, video game etc., and boost their output to the level needed to drive amplifier or speakers.
- With built-in amplification and voltage boost circuit: adjustable gain to match better with different audio sources, support DC 5-24V wide input voltage that can share the power supply of amplifiers, while L1 can always work at a high voltage of 26V to provide ±12.5V high output amplitude and max 20dB high gain.
- Unique design and HiFi clear sound: double-side PCB design, NE5532P op amp with pluggable socket design, convenient to change other op amps to enjoy different sound and bring much DIY fun for audiophiles. High-qaulity sealed potentiometer, with wide frequency bandwidth and excellent dynamic response, the sound is smooth and natural, warm and delicate with ultra-low distortion.
- Mini size with exquisite appearance, compact and all-metal design for durability and shielding the electronics from electromagnetic interference with noise rejection. Perfect design in size and function, suitable for many scenarios to increase the output level, such as home stereo system, mixer or speaker setup, karaoke, audio recording, party, live stage event etc.
Warm tips
- 3.5mm AUX input with priority, please make sure AUX cable has been disconnected if you want 5-DIN or stereo RCA input.
- 5-DIN and stereo RCA output can work at the same time.
- Equipped with USB to DC cable, NOT include power adapter, can use phone charger/power bank/computer to power it.
Parameters
- Audio input: 3.5mm AUX / Stereo RCA / 5-DIN
- Audio output: Stereo RCA / 5-DIN
- Gain: 20dB (Adjustable)
- Frequency response: 20Hz-20KHz ( ± 0.5dB)
- THD: 0.06% Max
- S/N ratio: >80dB
- Input sensitivity: 150mW/50KHz at 1KHz
- Max output amplitude: ±12.5V
- Input voltage: DC 5-24V
- Working voltage of amplification part: DC 26V
- Dimensions(W*D*H): 87*63*48mm / 3.43*2.48*1.89in
- Package dimensions(W*D*H): 150*90*110mm / 5.91*3.54*4.33in
- Net weight: 155g / 0.34lb
- Package weight: 400g / 0.88lb
Packing List
- 1*L1 Stereo Line Level Booster
- 1*USB to DC Cable
- 1*3.5mm to RCA Cable
- 1*2:2 RCA Cable
Who Needs Douk Audio L1 Stereo Line Level Booster?
- Want to correct the sonic mismatch issues that often cause the output volume of portable players/MP3/computer lower than other home audio devices, resulting in distorted sound performance.
- Want to enhance the output level of karaoke players or CD/DVD player to transform your stereo music to thrilled sound for party or outdoor events, provide low-noise and high musical accuracy for listening and recording.
- Want to provide an external way of volume control for any audio source device or stereo amplifier that has no output level or volume adjustment of its own.
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
4.4 ★★★★★
Based on 110 reviews
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Product Reviews
★★★★★ 3
Oily and can burn
Does make skin smooth and can help with dry skin, but that’s because it leaves an oil on the skin. It can be helped by drying with a towel. It can burn sensitive skin until rinsed. I’ve used it for a couple weeks now. Smells good, but I don’t like the oily texture it leaves and it could moisturize the skin better.
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Reviewed in the United States on January 7, 2024
★★★★★ 5
Dead sea body scrub
Style: Grapefruit and Vanilla, Style: Grapefruit and Vanilla
An amazing body scrub. Great natural ingredients, High quality and smells amazing. I'm very pleased with my purchase. Will definitely buy it again. Highly recommend it
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 8, 2026
★★★★★ 5
Great product for beautiful skin.
Smells really good lather up well, smooth application I use a mesh scrub clothes to exfoliating My skin. been using for 6 months my skin glows it's soft and i have a even skin tone. I am a subscriber never want to run out!🌹
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Reviewed in the United States on December 8, 2025
★★★★★ 5
ALL OVER BODY SCRUB GREATNESS
I really like this scrub I have sensitive skin and bearly can use different scents on it but baby my skin feels AMAZING after first I wash with dove sensitive skin bar soap then rinse and massage this into my skin starting with my elbows then my butt then my tights and legs and feet I used this 3 times a week and I love it I ordered one and it got lost before it got delivered so before cancel it I ordered another one because it said that it helps with cellulite they showed up at the same time so I kept them both I never experienced the greasy feeling I felt moisturized and soft smooth skin and I also see a little bit of a difference in my cellulite after my third shower and neither one of my lids wasn’t cracked and I love that it has a plastic seal when you twist the lid off and it has a light lemon scent I love this product I added to my shower routine now it’s one of my favorites and a must have will be purchasing more as long as it’s not discontinued or the product mix doesn’t change. Never tried it on my face.
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Reviewed in the United States on May 27, 2024
★★★★★ 5
A major upgrade from standard drugstore brands—sophisticated scent & better lather.
I have been a long-time user of standard body washes (think Old Spice, Axe, or Dove Men), but I kept seeing hype about Cremo and decided to see if it was worth the slightly higher price tag. After using the 32oz Spice & Black Vanilla for a week, I can confidently say this is a massive upgrade for your shower routine.
Here is how it stacks up against the typical grocery store brands:
1. The Scent is on another level:
Most cheaper washes smell like generic "Sport" or "Ocean" cologne. This scent is much more complex and earthy.
Top Notes: It starts with a sharp, spicy kick (that's the cardamom).
Finish: It settles into a smooth, warm vanilla and tobacco scent. It smells more like a high-end department store fragrance than a soap.
Staying Power: The scent actually lingers. If you shower in the morning, you will still catch subtle hints of the warm spices for a few hours, which pairs really well with woody colognes.
2. Performance & Feel:
The consistency is thicker than what I'm used to. You only need one solid pump to get a rich lather with a loofah. Crucially, it rinses clean without leaving that "squeaky" residue that dries out your skin, but it also doesn't leave a slick oily film like some ultra-moisturizing washes do. It hits a perfect balance.
3. Value:
The 32oz bottle is substantial. Because the gel is concentrated, I expect this bottle to last 3-4 months easily, making the cost per ounce very reasonable compared to buying smaller bottles of cheaper stuff every few weeks.
Pros:
Sophisticated, "grown-up" scent profile.
High-quality pump (sturdy, doesn't clog).
Non-drying formula is great for colder months.
Cons:
Potency: The scent is strong. If you are sensitive to fragrance or prefer unscented products, this might be overwhelming. The bathroom will smell like it for a good 20 minutes after you're done (which I enjoy, but keep it in mind).
Verdict:
This bridges the gap between basic hygiene and luxury grooming. If you are tired of smelling like "Blue Sport" and want something warmer and more refined for the fall/winter, this is absolutely worth the switch.
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Reviewed in the United States on November 26, 2025
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