KleerNet® Technology Wireless Audio Interoperability Platform

Featuring the industry’s most robust and lowest-latency wireless audio solution

KleerNet® is a complete hardware and software solution that enables wireless audio in home and portable consumer electronic products. Microchip’s proprietary technology enables interoperability amongst multiple devices from different manufacturers. KleerNet-compatible products allow users to seamlessly recognize, and pair with, other KleerNet products. This versatile and comprehensive platform enables easy access to, and streaming of, high quality audio from multiple music sources, such as speakers and headphones.


Why Leading Audio Equipment Manufacturers Prefer KleerNet

  • Real-time interference sniffing, automatic channel allocation, and seamless channel switching
  • Highly resistant to Bluetooth, dual-band Wi-Fi, and microwave interference
  • Uncompressed audio streaming for superior sound (CD/DVD/BD quality)
  • Short response time latency, less than 20 ms
  • Supports point-to-point and star networks (up to 63 nodes)
  • Tri-band design operates in 2.4 GHz, 5.2 GHz and 5.8 GHz
  • 100 m range (LoS)


  • Home theater systems
  • 5.1 and 7.1 speaker systems
  • Soundbars and sub-woofers
  • Headsets and headphones
  • Gaming headsets
  • Wireless rear speakers
  • Remote controllers
  • PCs and media devices
  • Televisions
Tabs / Kleernet
Design Partners


Functional Block Description
PHY Layer 22 Mbps modem
RX/TX antenna diversity, multi-path resistant
Power control
Tri-band operation: 2.4 GHz, 5.2 GHz and 5.8 GHz
Data Link Efficient retransmission protocol (ARQ)
ACK (point-to-point) and NACK (point-to-multipoint) modes
Automatic back-off for efficient coexistence management
Real-time sniffer for interference-sensing, covering the entire 2.4 GHz, 5.2 GHz and 5.8 GHz bands
Adaptive seamless RF channel management using FAA (Frequency Allocation Algorithm)
Power management for optimizing power consumption
Dedicated protocols for bi-directional control data messages up to 100 kbps
Bi-directional audio links
Audio Configurable audio latency from 10 ms to 23 ms
Sample rate detector + converter
Audio clock synchronization
16 and 24-bit audio resolution
48 and 96 ksample/s audio sample rate
Other Features Built-in MCU, USB, audio codecs
Beacon packets for network detection


The software in this section is subject to the U.S. Export Administration Regulations and other U.S. law, and may not be exported or re-exported to certain countries or to persons or entities prohibited from receiving U.S. exports (including Denied Parties, entities on the Bureau of Export Administration Entity List, and Specially Designated Nationals).

Title Size D/L
DARR83 Feature Sheet 1.3 Mb PDF
DARR84 Feature Sheet 8.25 MB PDF

KleerNet® Technology Design Partner Specialists


Below is the list of Microchip Design Partners that specialize in our KleerNet® technology. They can provide the following services: module manufacturing, consulting, hardware and software design, and full ODM manufacturing.

Design Partner Location(s) Contact Information Service
Gyeonggi, South Korea/td> mjkim@namuga.co.kr
+82 70 7012 8480
Taipei, Taiwan ccatway@askey.com.tw">catway@askey.com.tw
+886 2 2228 7588
Hongkong, Hongkong ellian@victoryconcept.com.hk
Modules, ODM
Taipei, Taiwan Sophia.chang@eastech.com
+886 3 3116686 Ext. 353
Nanjing, China hkristensen@hansong-china.com
New Taipei, Taiwan Jerry.Hsiung@amtran.com.tw
Shenzhen, China kim.ho@k3tek.com>
+86 13612881553

ODM : Provides design and manufacturing services
IDH : Provides H/W and S/W design services