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ESTONE BC71 car Bluetooth 5.0 adapter with dual USB ports and LED backlight

ESTONE

ESTONE BC71 Car HD Radio Bluetooth 5.0 36W QC3.0 PD 18W

SKU CH-1QG0-W3MXS MPN BC71

A Bluetooth 5.0 car adapter with dual USB fast-charging ports, FM transmission, TF-card lossless playback and real-time battery-voltage monitoring

  • TypeHD Radio Kits for Factory Stereo
  • FM Usable Sensitivity11.2 dBf
  • FM Frequency Response87.5 MHz-108.0 MHz
  • AM Sensitivity21 uV
  • AM Stereo SeparationBluetooth V5.0; Support dual display digital tube, real-time
  • Feature*PD 18W+QC3.0 Fast Car Charging: PD18W and QC3.0 port (5V/3A
  • Bluetooth 5.0 delivers stable hands-free calls
  • 36 W combined output from QC 3.0 and PD 18 W ports
  • Dual digital display shows real-time battery voltage
  • TF card slot plays WAV and FLAC lossless audio
  • Colorful LED backlights add visible style

HD Radio Kit for Factory Stereo

The ESTONE BC71 is a car HD radio kit designed to integrate with a factory stereo system. It adds Bluetooth 5.0 connectivity for hands-free calls and audio streaming. The unit supports TF card playback of WAV and FLAC lossless files. A voice-assistant button wakes Siri or Google Assistant on a paired phone.

Thermals Noise and Power Draw

The adapter delivers up to 36 W total through two fast-charge ports. A USB-A port provides QC3.0 output at 18 W, while a USB Type-C port supplies PD 18 W. A dual digital-tube display shows real-time battery voltage so the driver can monitor the vehicle electrical system. Colorful LED backlights illuminate the controls.

Build Fit and Freedoms

The transmitter operates across the 87.5 MHz to 108.0 MHz FM band with 11.2 dBf usable sensitivity. AM reception offers 21 uV sensitivity. Stereo FM transmission technology sends audio to the car radio without auxiliary cables. TF card and Bluetooth sources free the driver from phone storage limits while keeping both charging ports available for devices.

Highlights

  • Bluetooth 5.0 delivers stable hands-free calls
  • 36 W combined output from QC 3.0 and PD 18 W ports
  • Dual digital display shows real-time battery voltage
  • TF card slot plays WAV and FLAC lossless audio
  • Colorful LED backlights add visible style

Specifications

BrandESTONE
ModelBC71
TypeHD Radio Kits for Factory Stereo
FM Usable Sensitivity11.2 dBf
FM Frequency Response87.5 MHz-108.0 MHz
AM Sensitivity21 uV
AM Stereo SeparationBluetooth V5.0;
Support dual display digital tube, real-time detection and display of battery voltage;
USB A QC 18W and USB Type-C PD 18W output ports;
Colorful LED backlights;
Support waking up the mobile phone voice assistant via button;
Stereo FM transmission technology;
Support TF card playback, support WAV/FLAC and other lossless music;
Support music, volume, and frequency power-off memory function;
Support Bluetooth automatic re-pairing;
Bluetooth supports A2DP, AVRCP, HFP, HSP;
Support private answering and switching;
Bluetooth stereo music DSP technology;
Support turning on/o
Feature*PD 18W+QC3.0 Fast Car Charging: PD18W and QC3.0 port (5V/3A) support fast car charing.It charges 4 times faster than traditional charging ports. Maximum power 36W, car bluetooth adapter have dual USB ports.It can fast charge two cellphone at the same time.
*High Clear Sound: Bluetooth 5.0 provides a stable and fast connection. Using upgraded A2DP sound processing technology and high-performance CVC noise reduction microphone. The strong FM signal and advanced white noise cancellation technology will ensure the sound quality more crystal clear.
*2 Music Play Modes + Charging Independ

Questions about this item

How do I install the ESTONE BC71 and which step do people often miss?

Insert the unit into the vehicle's power socket, then press the multifunction button to pair the phone via Bluetooth 5.0 before selecting an FM frequency.

What maintenance or replacement will the ESTONE BC71 need over time?

The TF card slot and USB ports may collect dust; clean them occasionally with compressed air to maintain reliable playback and charging.

Which limit appears first during sustained use of the ESTONE BC71?

The combined 36 W output across the QC 3.0 and PD 18 W ports is the ceiling; drawing more will trigger protection and reduce charging speed.

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