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Audioengine B2 Bluetooth Speaker (Walnut)

BH #AUB2WAL • MFR #B2-US-WAL
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Audioengine B2 Bluetooth Speaker (Walnut)
Key Features
  • Up to 60W of Total Power
  • Bluetooth Audio Streaming
  • Dual 2.75" Kevlar Woofers
  • Dual 0.75" Silk Dome Tweeters
Enjoy high-quality audio with the walnut Audioengine B2 Bluetooth Speaker. This speaker produces up to 60W of total power from its stereo design and incorporates dual 2.75" Kevlar woofers and 0.75" silk dome tweeters. Bluetooth 5.0 is built-in for wireless audio streaming from devices such as smartphones and tablets. This speaker also supports aptX, which delivers CD-like sound quality when paired with other aptX-enabled audio sources.
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Audioengine B2 Overview

Enjoy high-quality audio with the walnut Audioengine B2 Bluetooth Speaker. This speaker produces up to 60W of total power from its stereo design and incorporates dual 2.75" Kevlar woofers and 0.75" silk dome tweeters. Bluetooth 5.0 is built-in for wireless audio streaming from devices such as smartphones and tablets. This speaker also supports aptX, which delivers CD-like sound quality when paired with other aptX-enabled audio sources.

The Audioengine B2 Bluetooth Speaker uses a TI PCM5102A DAC for high-quality digital-to-analog conversion. In addition to the aforementioned Bluetooth connectivity, this speaker features a rear 3.5mm input. This interface allows you to connect a wide variety of wired audio sources. The B2 features an 18mm thick MDF cabinet with real wood veneer.

Digital-to-Analog Converter Characteristics
The B2 Bluetooth speaker system utilizes the TI PCM5102A DAC, which is regarded for its low noise and high fidelity. Due to the PCM5102A's high signal-to-noise specs, the digital signal is converted (upsampled) to 24-bits with the added benefit of triple redundancy power source conversion and filtering.
Extended Wireless Range
Some Bluetooth speakers have limited range, usually within just one room. With careful signal management circuitry and antenna tuning, the B2 is engineered to reach other rooms in your home without sacrificing audio quality.
High-Quality Bluetooth Audio
The B2 features aptX coding, which is an advanced Bluetooth audio codec that's designed to provide CD-like sound quality when used with compatible audio sources. The B2 is backwards-compatible with all previous Bluetooth implementations, so you can wirelessly stream music from a wide variety of Bluetooth-enabled audio sources.
Custom-Built Audio Components
Audioengine designs its own tweeters, woofers, and many other critical components. Components like toroidal transformers, magnets, and wiring harnesses that are not made in their factory are custom-made to their specifications. The cabinets, drivers, bass port designs, amplifiers, and crossovers are all tuned together for each Audioengine model.
Based on Studio Monitor Designs
Studio monitor speakers are used by producers and engineers in recording and production studios. They are designed with a theoretical flat frequency response which allows the engineer to create a final mix in such a way that the recorded music will sound good on most other speakers. Although Audioengine speakers are not designed to be up-close "nearfield" studio monitors, Audioengine speakers employ similar high-end technology, components, and design philosophy.
Drivers
Audioengine uses audiophile-quality, ferrofluid-cooled, silk dome tweeters with neodymium magnets. Silk tweeters are engineered to hold up well under high power conditions and the edge-driven design produces a smooth response. The custom woofers are Kevlar woven glass aramid composite with rubber surrounds. Kevlar is a durable material, which means that the woofer retains its shape when being driven at high volume levels. Because the speakers feature robust construction, speaker grilles aren't needed.
Cabinet
To minimize unwanted resonances and distortion, Audioengine cabinets have thick high-resin MDF walls with extensive internal bracing. Heavy internal sound-damping material is also used to reduce unwanted sound reflections inside the cabinet. The B2 cabinet is a unique design in that it has dual sub-enclosures to prevent cross-interference, while each side contains its own tuned, front-port bass slot.
Power Amplifier
The class-A/B amplifiers in Audioengine speaker systems are conservatively-rated analog designs. Each subsystem is tuned together for all models, providing an efficient system requiring less power than passive speakers and separate amplifiers. An auto-standby idle mode is also included to conserve power when you're not playing music.
Shielding
Both drivers are magnetically-shielded, which allows protection for CRT displays and hard-drive music players.
Additional Features
  • Designed to setup in seconds with easy device pairing without software
  • Built-in auto voltage switching power supply
  • Includes microfiber speaker bag for portability
UPC: 819955270129

Audioengine B2 Specs

Key Specs
Speaker Configuration
2-Way
Amplifier Power Rating
30 W RMS
60 W Peak
Drivers
2x 2.75" / 69.85 mm Woven Aramid-Fiber/Kevlar Woofer
2x 0.75" / 19.05 mm Silk Dome Tweeter
Frequency Response
65 Hz to 22 kHz
Inputs/Outputs
1x 1/8" / 3.5 mm Input
Bluetooth
5.0
Speaker System
Speaker Configuration
2-Way
Amplifier Power Rating
30 W RMS
60 W Peak
Drivers
2x 2.75" / 69.85 mm Woven Aramid-Fiber/Kevlar Woofer
2x 0.75" / 19.05 mm Silk Dome Tweeter
Enclosure Type
Bass-Reflex
Ports
2x Front-Firing
Frequency Response
65 Hz to 22 kHz
Magnetic Shielding
Yes
Inputs/Outputs
1x 1/8" / 3.5 mm Input
Amplifier Class
Class-AB
SNR (Signal-to-Noise Ratio)
95 dBA
THD (Total Harmonic Distortion)
< 0.05%
Input Impedance
10 Kilohms
Wireless Connectivity
Wireless Connection Protocols
Bluetooth
Bluetooth
5.0
Wireless Range
100' / 30 m
Bluetooth Profiles
A2DP, AVRCP
Supported Audio Codecs
aptX
Power
Input Power
100 to 240 VAC, 50 / 60 Hz
Physical
Color
Walnut Woodgrain
Placement & Mounting Options
Tabletop/Bookshelf
Cabinet Material
MDF
Storage Conditions
-4 to 115°F / -20 to 46°C 
Dimensions
4.3 x 12.3 x 5.5" / 10.8 x 31.1 x 14 cm
Packaging Info
Package Weight
8.085 lb
Box Dimensions (LxWxH)
15.9 x 8.8 x 8.4"

Audioengine B2 Reviews

See any errors on this page?

Can this be used wirelessly?

Can this be used wirelessly?
Asked by: Sadie
This is a Bluetooth speaker. So yes it can be used wirelessly.
Answered by: Bennie
Date published: 2020-09-09

Can the Audioengine B2 be combined with other ...

Can the Audioengine B2 be combined with other Audioengine speakers or other Bluetooth speakers to create a party type system?
Asked by: Scott
No. This speaker cannot be connected in a party-chain fashion to other bluetooth speakers.
Answered by: Mark S
Date published: 2022-11-18

Will this speaker connect to my turntable in ...

Will this speaker connect to my turntable in anyway besides Bluetooth?
Asked by: Dustin
If your turntable has a built in preamp and it outputs RCA, you can use B&amp;H # KOSMYCM2RM03 to connect it directly to the Audioengine B2 speaker.
Answered by: David M
Date published: 2022-04-28
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