Pricing and availability

We compare 600+ stores and found this item at 5 stores. Prices updated .

Guitar Center
4.5 (11)
$399.99
Amazon
4.5 (292)
$294.00
Reverb
5.0 (11)
$315.00 New
$250.00 Used
Musician's Friend
5.0 (2)
$399.99
zZounds
5.0 (2)
$399.99

Average Price: $343

Standard/Professional

$100

$401+

Price Tier

Budget

Standard

High-end

Price History

Based on price data from 2 merchants for "Blue Baby Bottle SL". Prices shown reflect NEW condition. Tracking began Apr 2, 2026.

* Product prices and availability are updated by Equipboard every 24hrs and are subject to change. Equipboard may receive compensation for purchases made at participating retailers linked on this site. This compensation does not affect what products or prices are displayed, or the order of prices listed. For more information, please refer to our affiliate disclosure.

Description

Introducing the Blue Baby Bottle SL - a versatile, pressure gradient cardioid condenser microphone designed for both professional and amateur musicians. This microphone combines classic sound quality with modern technology, offering a rich midrange, smooth top-end, and neutral low-ends.

Its unique tonal characteristics are akin to the world's finest vintage microphones, but what sets the Baby Bottle SL apart is its ability to excel in recording from a vast array of sound sources. Whether you're capturing vocals, laying down a drum track, recording electric guitar amps, or even challenging brass instruments like saxophones and trumpets, the Baby Bottle SL is up to the task.

With a high-pass filter and -20dB pad, the microphone is perfectly equipped to handle loud sources without compromising on the quality of quieter, more nuanced performances. The inclusion of a -20dB pad switch allows you to gain-stage like a pro, providing ample headroom for recording loud sources and capturing more detailed sounds from quieter instruments.

The Baby Bottle SL's high-pass filter switch also helps eliminate low-end rumble, often caused by recording frequencies under 100Hz. With this roll-off switch engaged, the Baby Bottle SL is an excellent choice for recording acoustic instruments and can even be used as a stereo pair to record complex instruments or create a natural reverb for a variety of sounds.

Key Features:

  • Versatile pressure gradient cardioid condenser microphone
  • Rich midrange, smooth top-end, and neutral low-end
  • High-pass filter and -20dB pad for handling a wide range of sound sources
  • Gain-stage like a pro with a -20dB pad switch
  • High-pass filter switch to eliminate low-end rumble
  • Excels in recording from various sources, from vocals to brass instruments
  • Ideal for use as a stereo pair for recording complex instruments or creating natural reverb

Product specs

Brand Blue
Model Baby Bottle SL Large Diaphragm Cardioid Condenser Microphone
Finish Dark Blue
Year 2010s
Categories Microphones
Electronics Solid State
Microphone Type Large-Diaphragm Condenser
Polar Pattern Cardioid
Wired/Wireless Wired

FAQs

What is the primary use of the Blue Baby Bottle SL microphone?

The Blue Baby Bottle SL is designed for studio recording, streaming, podcasting, and gaming, offering a professional-grade sound with its large-diaphragm condenser and cardioid polar pattern.

What polar pattern does the Blue Baby Bottle SL feature, and what does it mean for recording?

The Blue Baby Bottle SL features a cardioid polar pattern, which is ideal for capturing sound from the front while minimizing noise from the sides and rear, making it suitable for vocal and instrument recording in controlled environments.

Is the Blue Baby Bottle SL suitable for home studio recording?

Yes, the Blue Baby Bottle SL is well-suited for home studio recording, providing high-quality audio capture for vocals and instruments with its large-diaphragm condenser design.

Does the Blue Baby Bottle SL require phantom power?

Yes, the Blue Baby Bottle SL requires 48V phantom power to operate, which is commonly supplied by most audio interfaces and mixers.

What accessories come with the Blue Baby Bottle SL microphone?

The Blue Baby Bottle SL comes with a shockmount and a protective case, ensuring secure mounting and safe storage.

Podcastage

Podcastage

Blue Spark SL vs Bluebird SL vs Baby Bottle SL Comparison (Versus Series)

Video thumbnail for Blue Spark SL vs Bluebird SL vs Baby Bottle SL Comparison (Versus Series) by Podcastage

Blue Spark SL vs Bluebird SL vs Baby Bottle SL Comparison (Versus Series)

Podcastage

Podcastage

Video thumbnail for Blue Baby Bottle SL Condenser Mic Review / Test by Podcastage

Blue Baby Bottle SL Condenser Mic Review / Test

Podcastage

Podcastage

Video thumbnail for Blue Baby Bottle SL vs. Neumann TLM102 Spoken Word Comparison by Podcastage2

Blue Baby Bottle SL vs. Neumann TLM102 Spoken Word Comparison

Podcastage2

Podcastage2

Video thumbnail for Blue Microphones- Baby Bottle SL Featuring Sara Niemietz by Melody House MI

Blue Microphones- Baby Bottle SL Featuring Sara Niemietz

Melody House MI

Melody House MI

Video thumbnail for Blue Baby Bottle SL Review | Blue Baby Bottle vs Neumann TLM 103 - Best Voiceover Microphone? by Audio Insider

Blue Baby Bottle SL Review | Blue Baby Bottle vs Neumann TLM 103 - Best Voiceover Microphone?

Audio Insider

Audio Insider

Video thumbnail for (Microphone Test) Blue Baby Bottle SL by modernwize

(Microphone Test) Blue Baby Bottle SL

modernwize

modernwize

Video thumbnail for Blue Baby Bottle SL VS Neumann TLM 103 (Review/Test) by D the Delinquent (D The Delinquent)

Blue Baby Bottle SL VS Neumann TLM 103 (Review/Test)

D the Delinquent (D The Delinquent)

D the Delinquent (D The Delinquent)

Reviews

PROS

  • Exceptional at capturing vocals with warm, silky tones

  • Versatile across various instruments with detailed sound reproduction

  • Solid build quality with a matte black finish

  • Includes high-quality shock mount and padded wooden box

  • Offers natural tone with minimal noise interference

  • Performs well with both male and female vocals

  • Great value for its price point

  • Enhances low end and clarity for a rich sound

  • Can reproduce intimate, breathy vocal qualities effectively

CONS

  • May produce harshness in the 2.5K and 10K frequency range

  • Struggles with frequency buildup, particularly in low mids (200-800Hz)

  • Not ideal for all vocal types, can sound boxy or overly bright

  • Non-removable capsule limits versatility compared to modular systems

Owner Insights

We analyzed real musician discussions from forums and Reddit to find what players love, question, and tweak about Blue Baby Bottle SL.

Comparisons

  • The Baby Bottle SL is compared to the Neumann TLM 103 and Studio Projects B1 for its brighter, airy voicing, yet not strident.

    Source
  • The original Baby Bottle is noted for its warm, dark sound, contrasting with the brighter SL version.

    Source
  • The Baby Bottle SL is favored over the MXL 990 for drum recording due to its superior sound quality, described as "stomping all over the 990."

    Source

Use cases and applications

  • Owners have used the Baby Bottle SL effectively for female vocals and guitar recordings, noting its suitability for doubling tracks.

    Source
  • The SL is recommended for achieving a "polished" sound, particularly on female vocals, due to its brighter voicing.

    Source
  • The Baby Bottle SL, when used as a stereo pair, can deliver cleaner resonance from toms compared to traditional overheads, enhancing tom sustain and cymbal nuance.

    Source

User experience

  • The SL model is praised for its smooth frequency response and low noise floor, performing well in a 10 mic shootout with a female vocalist.

    Source
  • An owner quickly purchased two Baby Bottle SLs and one Bluebird SL due to fast stock depletion, highlighting their demand during the sale.

    Source

Features and functionality

  • The SL model includes a -20dB pad and low-cut filter, distinguishing it from the original Baby Bottle.

    Source

Value and pricing

  • At a discounted price of $163, the SL is considered a worthwhile purchase, especially for those transitioning from USB to XLR mics.

    Source
  • Blue Baby Bottle SL and Bluebird SL are being clearanced on Amazon, significantly discounted from $399 to $163 and $299 to $126, respectively.

    Source

Other

  • These Blue mics are new old stock (N.O.S.) models being clearanced by Logitech, offering an opportunity to acquire them at reduced prices.

    Source

Critic Reviews

Blue Baby Bottle SL Microphone Review | Performer Mag

performermag.com

The Blue Baby Bottle SL microphone offers a warm, clear sound that excels across various applications, from vocals to acoustic instruments. Its design includes a high-pass filter and pad for versatile tonal response, making it ideal for both studio and live settings. While not as rich as its pricier predecessor, the Bottle, it impresses with its clarity and balanced frequency range, particularly in the upper mid-range. The robust build ensures durability, and at $399, it’s a solid choice for those seeking vintage warmth without breaking the bank. Highly recommended for studio upgrades.

positive
Add

4.5 out of 5

Based on 5 Reviews and 28 Ratings

5 star
4 star
3 star
2 star
1 star
jimmarchi1

Thickens whispy vocals, loves bass-heavy sources. Takes a lickin'!

The baby bottle is a solid state, side-address large diaphragm condenser. Cardioid pattern only. Though it has the german bottle thing going, the capsules is not removeable/changeable. This mic adds girth to every sound you put it in front of. I don't know if it has an output transformer, but maybe it does. I really like this microphone on whispery and croony singers. Its also a great about 2 feet from a bass amplifier. Hypes the low end just right while getting all the stringiness. Not great for much else. Not bad, but not great.

I traded mine to a pal for a marshall 1960 cab when I needed a spare. No regrets.

alton_james

Years Strong

I simply love this mic; it pics up everything! It has a pretty neutral tone. Consequently, I've used it for recording both men and women. It's extremely versatile and cost effective!

darealshane

[deleted]

jimmarchi1

great mic, owned one for years, though I found it to be best suited to female vocals and instruments, but YMMV... why are you speaking in the third person in all of your reviews?

tylergomezmusic

For The Money Its Great

This Was My First Recording Mic I Owned

jimmarchi1

and a good one it is too, strangely underrated too... the original foudners of BLUE have a new company now, forget what its called, but they have a new lollipop hitting shelves now that got a very favorable review in the last TapeOp

comastudios

Blue Baby Bottle

Condenser Microphone

Artist usage

Add artist
See how Johnny Juliano uses Blue Baby Bottle SL

Johnny Juliano

Music Producer

...
Verified via YouTube
See how Ludacris uses Blue Baby Bottle SL

Ludacris

Rapper

Disturbing tha Peace

...
Verified via YouTube

In this video at 1:50 Ludacris goes in the studio rapping on what appears to be the Blue Baby Bottle.

See how Aviators uses Blue Baby Bottle SL

Aviators

Singer, Music Producer

...
Verified via Aviators

"Hardware: Custom PC (Windows 10, Intel i7 8 Core), MSI Ghost 4K Laptop, iPad, LG Ultrawide Monitor, Dell Touch Screen Monitor (For Virtual Mixer), Oxygen49 Keyboard, Tascam US-1641 Recording Interface, Scarlett 2i4 Recording Interface, Electro-Harmonix POG Pedal, BOSS Harmonizer Pedal, BBE Sonic Maximizer, Blue Microphones Baby Bottle, CAD GXL 2200 Microphone, Audio-Technica M50x Headphones, M-Audio Studio Monitor Speakers"

See how Lil Tjay uses Blue Baby Bottle SL

Lil Tjay

Rapper

...
Verified via YouTube

you can see him using it from minute 0:30

See how Tanner Patrick uses Blue Baby Bottle SL

Tanner Patrick

Singer, Guitarist

...
Verified via YouTube

In this video you can see Tanner singing into a Blue Baby Bottle

See how Hank Green uses Blue Baby Bottle SL

Hank Green

Singer, Guitarist

The Perfect Strangers

...
Verified via YouTube

At 0:59, Hank is singing into a Blue Baby Bottle Microphone.

See how Positive Mental Trip uses Blue Baby Bottle SL

Positive Mental Trip

Singer, Guitarist

...
Verified via YouTube

Luke Weiler of Positive Mental Trip has been known to use the Blue Baby Bottle Condensor Mic on vocals, acoustic guitar, and saxophone. The Blue Baby Bottle was used on 3 vocal tracks on “Change Your Mind” (2012) and was used and blended with the Sterling ST77 and dynamic cardioid mics on almost all vocal tracks on “the black and white album”.

See how Yang (@montheyang) uses Blue Baby Bottle SL

Yang (@montheyang)

Composer, Music Producer

...
Verified via Imgur

In this picture from Yang’s Instagram story highlights, Davey is seen singing into a Blue Baby Bottle during a recording session for “Bathtub Nightmare”

See how Rosmán uses Blue Baby Bottle SL

Rosmán

Singer, Guitarist

...
Verified via YouTube

The item can be seen thru all the video.

See how Håkan Hellström uses Blue Baby Bottle SL

Håkan Hellström

Singer, Guitarist

...
Verified via Stockholms Auktionsverk

Håkan Hellström is confirmed to use the Blue Baby Bottle SL microphone, as it is listed as his on the Stockholms Auktionsverk auction website and remains unsold.

Genre Usage

Based on how artists on Equipboard use this gear, it is most commonly found in the following genres.

Used With

Based on how musicians on Equipboard use Blue Baby Bottle SL, it is most commonly used with the following gear.

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Community setups

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starryfm

starryfm

Gear IQ 284

starryfm

starryfm

Gear IQ 284

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