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Bluetooth Speaker

Bluetooth Audio

  • General Information
  • Technical Specifications
  • Product Applications
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General Information

Actions Bluetooth speaker series products provide high integration and high performance Bluetooth audio single chip solutions, which are mainly used in the market of portable Bluetooth speakers, Soundbar TV speakers, headsets, car Bluetooth products, etc., and can also be used as Bluetooth smart voice assistant with mobile phones.



Actions Bluetooth speaker series products provide complete specifications, leading performance. The full series supports bluetooth 5.0 dual mode (classic MODE/LE MODE), APP/APK, TWS, local playback and multi-segment PEQ and DRC sound regulation; Some series of products support Audio Broadcast, Multi Point, HI-Res, audio effects adjustment and low latency mode. Among them Audio Broadcast application supports several hundred speakers combination to play, the distance can be up to dozens of meters. Under low latency mode, Bluetooth transmission delay can be effectively reduced to 50ms or lower, which is suitable for occasions such as video watching and mobile games.



The speaker chips are mainly ATS281X, ATS282X, ATS283X and ATS285X series. Among them, ATS282X and ATS283X adopt CPU+DSP dual-core heterogeneity ,take high performance as the first consideration. ATS281X and ATS285X adopt CPU single-core architecture, with high Performance-price ratio as the guide.


Technical Specifications

ATS2835ATS2836ATS2833ATS2853ATS2819ATS2819T
BT VersionV5.0V5.0V5.0V5.0V5.0V5.0
CPU240MHz 32bits RISC240MHz 32bits RISC240MHz 32bits RISC200MHz 32bits RISC180MHz 32bits RISC180MHz 32bits RISC
DSP400MHz 32bit DSP400MHz 32bit DSP400MHz 32bit DSPNoNoNo
SPI Norflash32Mbits Flash32Mbits Flash16Mbits Flash16Mbits Flash8Mbits Flash16Mbits Flash
Rx Sensitivity
-93dbm-93dbm-93dbm-93dbm-86dbm-88dbm
Tx SensitivityMax 6dbmMax 6dbmMax 6dbmMax 10dbmMax 4dbmMax 4dbm
Bluetooth DecodeSBC/AAC/Hi-resSBC/AAC/Hi-resSBC/AAC/Hi-resSBC/AACSBCSBC
TWSBT/AUX/Card/UhostBT/AUX/Card/UhostBT/AUXBT/AUX/Card/UhostBT/AUXBT/AUX/Card/Uhost
Multi PointYesYesYesYesNoNo
Audio Boradcast(CSB)YesNoNoNoNoNo
PEQ&DRC20Bands&3 DRC+limiter20Bands&3 DRC+limiter20Bands&3 DRC+limiter14Bands&2 DRC+limiter14Bands&2 DRC+limiter14Bands&2 DRC+limiter
PackageQFN68 (8X8mm)QFN68 (8X8mm)QFN48 (6X6mm)QFN48 (6X6mm)LQFP48(7X7mm)QFN48 (6X6mm)


Product Applications

  • Portable stereo speaker
  • Bluetooth car audio
  • Bluetooth intelligent voice Assistant
  • Bluetooth stereo headset
  • other Bluetooth audio applications

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