BP1048b1 Bluetooth DSP Tuning EQ Sound Card Preamp Module TWS Stereo AUX DIY BT Audio Power Amplifiers Speaker Car Home Music

BP1048B1 DSP Electronic Crossover Tuning Module | Bluetooth 5.3 Audio Board | USB Sound Card | 40-Band EQ | TWS PairingNoteRecommended for users with electronics experienceFor TWS stereo, purchase two modulesUse OUR software for full functionalityComputer tuning software downloadhttp://115.28.16.44:81/file/655-B1.rar Product DescriptionAdvanced DSP audio processing module built around the BP1048B1 chip, designed for DIY audio enthusiasts and professional sound system upgrades. Features Bluetooth 5.3 connectivity, USB audio interface, and comprehensive 40-band EQ tuning capabilities. Perfect for building custom speakers, car audio upgrades, and home theater enhancements with professional-grade sound quality.Key FeaturesBluetooth 5.3 Dual-Mode: AAC/SBC codec support + TWS stereo pairingProfessional DSP Processing: 40-band parametric EQ with real-time tuningMulti-Input Options: Bluetooth, USB audio, AUX line inputAdvanced Sound Effects:Bass enhancement & vocal boost3D soundstage & surround effectsDynamic range compression (DRC)3 customizable EQ presetsCompact Design: 40×29mm PCB for easy integrationDual Power Options: Type-C or external 3.2-5V power inputTechnical SpecificationsBluetooth Version: 5.3 (AAC, SBC codecs)Audio Output Modes: 2.1/2.0/1.0 channel configurableInput Options:Bluetooth audio streamingUSB audio interface (plug-and-play)AUX line input/outputDSP Features:40-band graphic equalizerActive noise cancellationHeadphone auto-detectionPower Supply: 3.2-5V DC (Type-C or external input)PCB Dimensions: 40×29mmButton FunctionsK1:Short press: Cycle EQ presetsLong press: Change operation modeDouble press: TWS connect/disconnectK2:Short press: Volume decreaseLong press: Previous trackK3: Play/Pause controlK5:Short press: Volume increaseLong press: Next trackSoftware FeaturesReal-Time Tuning: Type-C interface for live parameter adjustmentProfessional EQ: 40-band precision equalizer with visual interfacePreset Management: Save and recall custom sound profilesExclusive Software: Requires manufacturer's tuning applicationApplicationsDIY Bluetooth speaker systemsCar audio system upgradesHome theater sound enhancementProfessional audio equipmentPortable audio projectsPackage IncludesBP1048B1 DSP module