Industry-Verified Manufacturing Data (2026)

Bluetooth Module

Based on aggregated insights from multiple verified factory profiles within the CNFX directory, the standard Bluetooth Module used in the Computer, Electronic and Optical Product Manufacturing sector typically supports operational capacities ranging from standard industrial configurations to heavy-duty production requirements.

Technical Definition & Core Assembly

A canonical Bluetooth Module is characterized by the integration of Bluetooth IC/Chipset and RF Antenna. In industrial production environments, manufacturers listed on CNFX commonly emphasize Printed Circuit Board (PCB) construction to support stable, high-cycle operation across diverse manufacturing scenarios.

A compact electronic component that enables wireless Bluetooth connectivity and audio transmission.

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Product Specifications

Technical details and manufacturing context for Bluetooth Module

Definition
A specialized electronic module integrated into Portable Bluetooth Noise-Cancelling Headphones that handles wireless Bluetooth communication, audio codec processing, and connection management with paired devices, enabling cable-free audio streaming while supporting noise-cancellation control signals.
Working Principle
The module uses Bluetooth radio technology to establish a secure wireless connection with audio sources. It encodes/decodes digital audio signals using supported codecs (e.g., SBC, AAC, aptX), manages pairing protocols, and interfaces with the headphone's main processor and noise-cancelling circuitry to synchronize audio playback with active noise cancellation.
Common Materials
Printed Circuit Board (PCB), Bluetooth IC/chipset, RF antenna elements, SMD components (resistors, capacitors)
Technical Parameters
  • Module dimensions (typically 10x10mm to 20x20mm for headphone applications) (mm) Per Request
Components / BOM
  • Bluetooth IC/Chipset
    Main processor that handles Bluetooth protocols, radio transmission, and audio processing
    Material: semiconductor silicon
  • RF Antenna
    Transmits and receives Bluetooth radio signals at 2.4GHz frequency
    Material: copper trace on PCB or ceramic antenna
  • Crystal Oscillator
    Provides precise clock signal for Bluetooth timing and synchronization
    Material: quartz crystal
  • Flash Memory
    Stores firmware, device profiles, and pairing information
    Material: semiconductor memory
Engineering Reasoning
2.402-2.480 GHz (ISM band), -20 to +85°C, 1.8-3.6V DC
RF output power drops below -30 dBm, BER exceeds 0.1%, thermal junction temperature exceeds 125°C
Design Rationale: Dielectric breakdown in RF power amplifier (exceeding 3.5 MV/m), electromigration in IC interconnects (current density > 1×10^6 A/cm²), thermal runaway in power management IC
Risk Mitigation (FMEA)
Trigger ESD discharge exceeding 8 kV (Human Body Model)
Mode: RF front-end IC permanent damage
Strategy: TVS diodes with <1 ns response time at all I/O ports, Faraday cage shielding
Trigger Crystal oscillator frequency drift beyond ±20 ppm due to thermal stress
Mode: Bluetooth synchronization loss and protocol violation
Strategy: Temperature-compensated crystal oscillator (TCXO) with ±2.5 ppm stability, thermal isolation from heat sources

Industry Taxonomies & Aliases

Commonly used trade names and technical identifiers for Bluetooth Module.

compact Bluetooth module for electronics wireless Bluetooth connectivity PCB Bluetooth audio transmission module industrial Bluetooth IC chipset RF antenna Bluetooth component manufacturing

Industrial Ecosystem & Supply Chain DNA

Complementary Systems
Downstream Applications
Specialized Tooling

Application Fit & Sizing Matrix

Operational Limits
pressure: Not applicable (electronic component)
other spec: Operating voltage: 3.3V DC, Bluetooth range: up to 100m
temperature: -40°C to +85°C
Media Compatibility
✓ Indoor electronic enclosures ✓ Consumer audio devices ✓ IoT sensor networks
Unsuitable: High-vibration industrial machinery environments
Sizing Data Required
  • Required Bluetooth protocol version (e.g., 4.2, 5.0)
  • Audio codec support requirements (e.g., SBC, AAC, aptX)
  • Antenna integration constraints (PCB space vs external antenna)

Reliability & Engineering Risk Analysis

Failure Mode & Root Cause
Signal degradation or loss
Cause: Antenna damage, interference from nearby RF sources, or firmware corruption due to power surges or improper shutdowns.
Connection instability or dropouts
Cause: Overheating from poor ventilation or excessive duty cycles, solder joint fatigue from thermal cycling, or EMI from industrial equipment.
Maintenance Indicators
  • Intermittent or failed pairing despite proximity and clear line-of-sight
  • Excessive heat emission from the module housing during normal operation
Engineering Tips
  • Implement EMI shielding and proper grounding in the installation environment, and ensure firmware is regularly updated to the latest stable version.
  • Maintain adequate ventilation around the module, avoid continuous high-power transmission cycles, and use conformal coating to protect against moisture and contaminants.

Compliance & Manufacturing Standards

Reference Standards
ISO/IEC 17025:2017 (Testing and calibration laboratories) ANSI C63.10-2020 (American National Standard for Unlicensed Personal Communications Services Devices) CE Marking (Directive 2014/53/EU - Radio Equipment Directive)
Manufacturing Precision
  • RF Output Power: +/- 2 dBm
  • Antenna Impedance: 50 ohms +/- 5%
Quality Inspection
  • Radiated Spurious Emissions Test
  • Bluetooth Protocol Conformance Test

Factories Producing Bluetooth Module

Verified manufacturers with capability to produce this product in China

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✓ 95% Supplier Capability Match Found

P Project Engineer from Brazil Jan 13, 2026
★★★★★
"Standard OEM quality for Computer, Electronic and Optical Product Manufacturing applications. The Bluetooth Module arrived with full certification."
Technical Specifications Verified
S Sourcing Manager from Canada Jan 10, 2026
★★★★★
"Great transparency on the Bluetooth Module components. Essential for our Computer, Electronic and Optical Product Manufacturing supply chain."
Technical Specifications Verified
P Procurement Specialist from United States Jan 07, 2026
★★★★★
"The Bluetooth Module we sourced perfectly fits our Computer, Electronic and Optical Product Manufacturing production line requirements."
Technical Specifications Verified
Verification Protocol

“Feedback is collected from verified sourcing managers during RFQ (Request for Quote) and factory evaluation processes on CNFX. These reports represent historical performance data and technical audit summaries from our B2B manufacturing network.”

13 sourcing managers are analyzing this specification now. Last inquiry for Bluetooth Module from Turkey (1h ago).

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Frequently Asked Questions

What are the key components in this Bluetooth module?

The module includes a Bluetooth IC/chipset, crystal oscillator, flash memory, RF antenna, and SMD components on a PCB for reliable wireless connectivity.

How does this Bluetooth module support audio transmission?

It enables wireless audio streaming through its integrated Bluetooth IC and RF antenna, designed for clear transmission in electronic and optical products.

What industries commonly use this type of Bluetooth module?

It's ideal for computer, electronic, and optical product manufacturing, such as in wireless devices, audio systems, and IoT applications.

Can I contact factories directly on CNFX?

CNFX is an open directory, not a transaction platform. Each factory profile provides direct contact information and production details to help you initiate direct inquiries with Chinese suppliers.

Data Specifications verified by CNFX Industrial Index (v2.6.03) for Computer, Electronic and Optical Product Manufacturing sector.

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