• Zoom

Please select a category


General Description

AB1531 is a Bluetooth 5.0 dual mode certified single chip solution, which supports HD Audio. AB1531 provides premium audio performance, crystal voice and advanced music quality in most of the Bluetooth audio headset applications. New generation echo cancellation and noise reduction schemes improved audio quality of the voice calls on the headset products.


  • Tensilica HiFi EP processor
  • Embedded 16Mb flash
  • Support iOS and Android APP
  • Capacitive touch sensor controller with power control modes
  • Integrated Li-ion battery charger supports over-discharging protection
  • Integrated 1.35V/1.8V Buck and 3V/1.2V LDO regulator
  • SPI, UART, I2C, I2S, USB Device, SDIO, AMIC and DMIC
Bluetooth and Audio
  • Bluetooth 5.0 dual mode, including low energy profiles
  • A2DP profile version 1.3 compliant
  • HFP profile version 1.7 compliant
  • HSP profile version 1.2 compliant
  • AVRCP profile version 1.6 compliant
  • SPP profile version 1.2 compliant
  • 24-bit 96KHz HD Audio
  • Multipoint for HFP and A2DP
  • Noise reduction and echo cancellation
  • Multiband Programmable EQ and Dynamic Range Control
  • Packet loss concealment
  • Wideband speech, wideband voice prompt and customized voice prompt
  • AiroThru


  • Stereo headsets
  • Stereo headphones


  • 5.5mm x 5.5mm 76-ball BGA package