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Seamless, Reliable and High-Quality Audio for Your Product


Get to market fast with our high-performing and unique Bluetooth® audio and voice processing products. Break free of wires with our Wireless Concert and Wireless Stereo Technologies to deliver an uninterrupted listening experience to your customers.  Add voice control to your product that requires a Human-Machine Interface (HMI).  Simplify your design using our RF-certified modules, reference designs and sample code. From start to finish we arm you with the right tools to get your product to market quickly and reliability.

Please note that all orders for Timberwolf Voice Processors are subject to approval. Contact your Microchip representative for details prior to starting a new design.

Explore Our Products


Timberwolf Voice Processors

For Optimal Voice Clarity

  • Support local or cloud-based Automatic Speech Recognition (ASR)
  • Two- and three-microphone far-field Amazon Alexa Voice Service (AVS) certified
  • Support far-field full duplex communication and sound classification
  • Easily tuned for optimal audio performance with our MiTuner™ Tool

BM83 and IS2083

For Bluetooth Speakers and Headphones

  • Bluetooth 5.0-certified dual-mode audio IC and fully certified module
  • Wireless Concert Technology (WCT) for broadcast party mode
  • Configurable turnkey solution with stack and audio processing in one solution
  • Sony’s LDAC™ audio codec technology provides high-resolution audio

IS2066

For Bluetooth Earbuds

  • Tiny Bluetooth 5.0-certified dual-mode IC measures only 3.5 × 5 mm; ideal for small earbud designs
  • Wireless Stereo Technology (WST) provides robust RF connectivity and high-fidelity audio quality
  • Reference design package accelerates development time

Markets and Applications


From two-way voice communication to uninterrupted streaming music, our wide range of solutions service a variety of voice recognition and Bluetooth audio applications.  When seamless, reliable and high-quality audio is the foundation of your product, don’t compromise for less.

Voice-Controlled Smart Homes

  • IP and security cameras
  • Conferencing systems
  • Voice-controlled devices
  • Sound-monitoring IoT sensors

High-Fidelity Distributed Audio

  • Party mode speakers
  • High-resolution (Hi-Res) speakers and headphones with LDAC
  • Audio transmitter dongles

Stereo Headsets and Earbuds

  • Wireless earbuds
  • Sports headsets
  • Headphones and neckbands
  • Voice headsets

Why Choose Our Bluetooth Solutions for Your Audio or Voice Design?


Bluetooth Module Programming Services

  • Your code your way: We offer services to program your customized parameters and choice of firmware
  • Use link below to request programming services terms and conditions

Technical Support for Every Phase of Your Development

  • Take the guesswork out of wireless
  • Submit your design to our wireless experts for review

Certified Chip-Down Design Packages

Easily integrate our proven IC chip-down solution with antenna into your design

  • IS2066 chip-down package
  • IS2083 chip-down package

Ready to Get Started?


We provide step-by-step instructions to get started quickly with our fully certified solutions. You can also download code examples and documentation to simplify your development.

Get Started with Timberwolf Platform

Get Started with BM83 Bluetooth Audio

Get Started with IS2066 Bluetooth Earbuds

Bluetooth® Audio and Voice Products


View All Parametrics
Product Status Bluetooth Version Temperature Range Operation Voltage Range Bluetooth Classic-Data/SPP Bluetooth Classic-Audio Bluetooth Low Energy Audio Channels Analog Audio Out Digital Audio Out MIC-in Line-in Integrated Class-D AMP I2C SPI PWM ADC Channels Memory Type GPIO Pin Count Package Type Package Size I2S UART Wireless Stereo Technology Wireless Concert Technology Audio Transceiver Packages
BM83 In Production 5.0 -40C to +85C 3.2VV - 4.2VV Yes Yes Yes Stereo Yes Yes 2 Yes 1 No 1 2 Flash 18 0 Module 32 x 15 x 2.5 mm Yes Yes No Yes Yes 50/Module
IS2066 In Production 5.0 -20 C to +70 C 3.2 VV - 4.2 VV Yes Yes Yes Stereo Yes Yes 1 Yes No 0 No Flash 15 0 3.5x5 BGA No Yes Yes No No 50/VFBGA
IS2083 In Production 5.0 -40C to +85C 3.2VV - 4.2VV Yes Yes Yes Stereo Yes Yes 2 Yes 1 No 1 2 Flash 19 0 BGA 5.5 x 5.5 mm Yes Yes No No No 82/VFBGA
View All Parametrics
Product Status Volume Pricing Long Tail AEC (mS) Stereo AEC Far Field MIC (FFM) Audio Event Detection ASR Enabled ASR Assist Sound Locator Number of MICs Array Beamforming (Degrees) Noise Reduction Wind Noise Reduction Dereverberation 8-band EQ USB Audio/Control Anti-Howling Number of Pins Barge-in Support Packages
ZL38050 In Production $4.00 256.0 No Yes No No No No 1 No No Yes No Yes Yes No No 56 and 64 No 64/VQFN
ZL38051 In Production $4.12 256.0 No Yes No No No Yes 1-3 Linear 180 Yes Yes Yes Yes No No 56 and 64 No 64/VQFN
ZL38052 In Production $4.33 256.0 No Yes T3/T4,Glass Break,Energy Detect No No Yes 1-3 Linear 180 Yes No No Yes No No 56 and 64 No 64/VQFN
ZL38063 In Production $4.12 256.0 Yes Yes T3/T4 Yes Yes Yes 1-3 Triangular,Linear 180,360 Yes Yes Yes Yes No No 56 and 64 Yes 64/VQFN

Dual-Mode Bluetooth® SoCs and Modules for High-End Audio

[MNV288] Next generation dual-mode Bluetooth® audio products from Microchip.