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PEX Dayton Audio KAB 23 aptX HD Bluetooth 5.0 Receiver Audio Amplifier Board 2 x 3W 5 to 21 VDC P13624442PEX-325-523 https://cdnimages.opentip.com/full/PEX/PEX-325-523.jpg Dayton Audio KAB 23 aptX HD Bluetooth 5.0 Receiver Audio Amplifier Board 2 x 3W 5 to 21 VDC Dayton Audio\'s KAB-23 is a Bluetooth 5.0 aptX HD receiver board with an option to use the built-in 2 x 3W amplifier board for small projects. The wide 5 to 21 VDC voltage input range makes it perfect for DIY audio projects.Key Features High-quality audio performance Bluetooth 5.0 chip that supports audio formats aptX, aptX HD, aptX LL, SBC, and AAC Wide 5 to 21 DC voltage input operating range Built-in 2 x 3W amplifier for small audio projects Low 50 mA working and 10 mA quiescent power consumption Plug-N-Play JST type connectors for quick installation OverviewDayton Audio KAB-23 aptX HD Bluetooth 5.0 Receiver Audio Amplifier Board 2 x 3W 5 to 21 VDCBluetooth 5.0 module withaptX HDAdd Bluetooth 5.0 to any high wattage amplifier board or audio receiver with Dayton Audio\'s KAB-23 receiver/amp board. The built-in Qualcomm Bluetooth 5.0 module\'s streaming audio quality rivals that of CDs since the Bluetooth chip supports aptX, aptX HD, aptX LL, SBC & AAC. High receive sensitivity with RF power up to 9 dBm and -90 dBm, and on board antenna insure stable wireless connectivity up to 15m (50ft.) On board external antenna jack enables the KAB-23 board to be mounted in a metal enclosure with an external rubber antenna (sold separately).The PCM5121 DAC chip converts the digital signal to the analog RCA and 3.5 mm audio out jacks.Easy InstallationIncluded with the KAB-23 are five wire harnesses: One for external Bluetooth LED, one for 3.5mm line out, one for the Bluetooth reset switch, one for connecting to stereo speakers if you use the built-in amp, and one 4-pin for connecting one of the Dayton Audio LBB battery boards. These cables are all that\'s needed to complete most projects and the JST type plugs speed-up installation and create confident connections. There is no need to solder or troubleshoot loose and unstable contacts. Once the plugs are securely seated take extra caution if they need to be unpluggedAlthough this board\'s design is for adding Bluetooth 5.0 to an audio project, it also incorporates two NS4168 audio amplifier chips. With a maximum output of 2 x 3W the Dayton Audio KAB-23 is perfect for small audio wireless projects. For small portable wireless projects add the LBB-3v2 battery board with the included 4-pin wiring harness and get days of play time. For even longer play time, turn the DAC switch to off when using the speaker outputs by themselves.Specifications: Power output (w/ 12 VDC power supply): 2 x 3W @ 4 ohms Amplifier SNR: 88.9 dBDAC SNR: 98.6Max line output: 0.9VrmsFrequency response: 20 to 20,000 Hz (±0.8 dB)Impedance: 4-8 ohmsWorking voltage: 5 to 21 VDCCurrent draw: Up to 700mA when using the amplifier, 50mA with no speaker outputIdle current draw with Bluetooth connected: 10mAAudio output distortion: Less than 0.5%Dimensions: 3\" L x 2\" W x 0.75\" H Product Details BrandDayton Audio ModelKAB-23 Part Number325-523 UPC848791008009 Unit of MeasureEach Weight0.2 13624442 848791008009 0.2400lbs 0.00 0.00 0.00
Dayton Audio
23.9800 2025-07-24 348 In Stock

Dayton Audio KAB-23 aptX HD Bluetooth 5.0 Receiver Audio Amplifier Board 2 x 3W 5 to 21 VDC

Brand Dayton Audio
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UPC: 848791008009
SKU: PEX-325-523
Price:
$23.98Free shipping on orders over $129 on select PEX- items. Details
Quantity:
348 In Stock
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Product Description

Dayton Audio's KAB-23 is a Bluetooth 5.0 aptX HD receiver board with an option to use the built-in 2 x 3W amplifier board for small projects. The wide 5 to 21 VDC voltage input range makes it perfect for DIY audio projects.

Key Features
  • High-quality audio performance Bluetooth 5.0 chip that supports audio formats aptX, aptX HD, aptX LL, SBC, and AAC
  • Wide 5 to 21 DC voltage input operating range
  • Built-in 2 x 3W amplifier for small audio projects
  • Low 50 mA working and 10 mA quiescent power consumption
  • Plug-N-Play JST type connectors for quick installation


Overview

Dayton Audio KAB-23 aptX HD Bluetooth 5.0 Receiver Audio Amplifier Board 2 x 3W 5 to 21 VDC

Dayton Audio KAB-23 aptX HD Bluetooth 5.0 Receiver Audio Amplifier Board 2 x 3W 5 to 21 VDC


Add Bluetooth 5.0 to any high wattage amplifier board or audio receiver with Dayton Audio's KAB-23 receiver/amp board. The built-in Qualcomm Bluetooth 5.0 module's streaming audio quality rivals that of CDs since the Bluetooth chip supports aptX, aptX HD, aptX LL, SBC & AAC. High receive sensitivity with RF power up to 9 dBm and -90 dBm, and on board antenna insure stable wireless connectivity up to 15m (50ft.) On board external antenna jack enables the KAB-23 board to be mounted in a metal enclosure with an external rubber antenna (sold separately).The PCM5121 DAC chip converts the digital signal to the analog RCA and 3.5 mm audio out jacks.

Dayton Audio KAB-23 aptX HD Bluetooth 5.0 Receiver Audio Amplifier Board 2 x 3W 5 to 21 VDC


Included with the KAB-23 are five wire harnesses: One for external Bluetooth LED, one for 3.5mm line out, one for the Bluetooth reset switch, one for connecting to stereo speakers if you use the built-in amp, and one 4-pin for connecting one of the Dayton Audio LBB battery boards. These cables are all that's needed to complete most projects and the JST type plugs speed-up installation and create confident connections. There is no need to solder or troubleshoot loose and unstable contacts. Once the plugs are securely seated take extra caution if they need to be unplugged

Although this board's design is for adding Bluetooth 5.0 to an audio project, it also incorporates two NS4168 audio amplifier chips. With a maximum output of 2 x 3W the Dayton Audio KAB-23 is perfect for small audio wireless projects. For small portable wireless projects add the LBB-3v2 battery board with the included 4-pin wiring harness and get days of play time. For even longer play time, turn the DAC switch to off when using the speaker outputs by themselves.




  • Power output (w/ 12 VDC power supply): 2 x 3W @ 4 ohms
  • Amplifier SNR: 88.9 dB
  • DAC SNR: 98.6
  • Max line output: 0.9Vrms
  • Frequency response: 20 to 20,000 Hz (±0.8 dB)
  • Impedance: 4-8 ohms
  • Working voltage: 5 to 21 VDC
  • Current draw: Up to 700mA when using the amplifier, 50mA with no speaker output
  • Idle current draw with Bluetooth connected: 10mA
  • Audio output distortion: Less than 0.5%
  • Dimensions: 3" L x 2" W x 0.75" H


warning tips WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information, go to www.p65warnings.ca.gov.
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