Software Update

⚠ Important Firmware Compatibility Notice

The TV hearMore running firmware V3.6.7 or V3.6.8 must NOT be upgraded to any V5.x.x version (including V5.2.2).

These firmware versions are developed on different SDK platforms and are incompatible. Attempting to upgrade may cause the device to crash or become unresponsive.

1. MoerDuo™ (AHA02)

Firmware / Resource Update Highlights Upgrade Methods & Guides
V3.7.0_OTA.bin
● Latest Version

1. Sampling rate (e.g., 24 kHz) won’t revert after reboot.

2. Support for Pairing Lock/Unlock with current transmitter.

📱 AirohaSDK App
Upgrade Guide | Pairing Lock Guide
V3.7.0_P_Diff(3).bin
● Auto Power-On 		Device powers on automatically when connected to power (bypass power button).

💻 MoerLab PC Tool

📱 AirohaSDK App
App Download | Upgrade Guide
Sampling Rate Adjust How to use PC Tool to adjust Sampling Rate?

💻 MoerLab PC Tool

🎬 Demo Video

2. TV hearMore™ (ABB01)

Firmware / Resource Update Highlights Upgrade Methods & Guides
V5.2.2_OTA.bin
● Latest Version 		Stability improvements and performance optimizations. 💻 MoerLab PC Tool
Tool Download | User Guide
V5.2.2.1_OTA.bin
● Auto Power-On 		Enables the device to power on immediately upon receiving power. 💻 MoerLab PC Tool
Tool Download | User Guide
Sampling Rate Adjust How to use PC Tool to adjust Sampling Rate?

💻 MoerLab PC Tool

🎬 Demo Video

3. SoundLinker™ (AMP10)

Firmware / Resource Update Highlights Upgrade Methods & Guides
V5.2.2_Diff(1).bin
● Latest Version 		Optimization for standard SoundLinker™ performance. 💻 MoerLab PC Tool
Tool Download | User Guide
V5.2.2.2_Diff.bin Enables EchoBeatz™ volume control via Bluetooth Classic mode. 💻 MoerLab PC Tool
Tool Download | User Guide
Sampling Rate Adjust Adjusting Sampling Rate and Setting PIN Code.

💻 MoerLab PC Tool

🎬 Demo Video

4. MoerLink™ (AAD02)

Resource Type Downloads Guides
Firmware & Tools

V5.2.0 Firmware

Two alternative update methods

💻 MoerLab PC Tool (Recommended)
📱Airoha Flash Tool

 

💻 MoerLab PC Tool

Upgrade Demo Video (Using PC tool)

Upgrade Guide (Using Airoha Flash Tool)
Configuration 💻 MoerLab PC Tool 🎬 Demo Video

5. EchoBeatz™ (AH181)

Firmware Version Key Features Upgrade Guides
OTA_V1.1.7.bin Lock and Listen: Supports password-protected broadcasts. The lock remains active even after power cycle.

📱 AirohaSDK App

FOTA Upgrade Guide | Pairing Lock Guide
V1.1.5-T1

 Lock/Unlock Pairing: Ensure a stable, exclusive connection with a specific transmitter.

📱Airoha Flash Tool

Upgrade Guide

Pairing Lock Guide

 

6. MoerDuo Plus™ (AHA02L)

Upgrade Method File Download Instructions
📱 Android (Recommended) V5.2.3_Diff.bin 📱Airoha SDK App
FOTA Guide
💻 PC-Based V5.2.3_DIFF (RAR) 📱Airoha Flash Tool
Upgrade Guide
🔒 Key Feature Pairing Lock Press button 4 times to lock/unlock.
Setup Guide
📊 MoerLab Auracast™ Transmitter Comparison

MoerLink™

Auracast™ USB Transmitter (AAD02)

Compact USB dongle ideal for laptops and desktops.

  • Audio inputUSB Audio
  • Classic BTSupported (TX)
  • AuracastBIS broadcast
  • Range100 m+
  • PowerUSB 5V, no battery.
  • Sampling rate24 kHz (factory default)
Best for: small venues & classrooms.
View Product

TV hearMore™

Auracast™ Transmitter (ABB01)

For home entertainment & multi-listener use.

  • Audio inputHDMI-ARC/eARC, Toslink, 3.5 mm
  • Classic BTSupported (TX)
  • AuracastBIS broadcast
  • Range70 m+
  • PowerUSB 5V, no battery.
  • Sampling rate48 kHz (factory default)
Best for: TVs, venues, churches, meetings.
View Product

SoundLinker™

Auracast™ Portable Transmitter (AMP10)

Portable transmitter with battery & mic.

  • Audio input3.5mm, USB Audio, Built-in Microphone / External Microphone (TRS Plug only)
  • Classic BTNot supported
  • AuracastBIS broadcast
  • Range100 m+
  • PowerBuilt-in battery + USB-C charging
  • Sampling rate48 kHz (factory default)
Best for: tours, events, meetings, outdoor use.
View Product

MoerDuo™

Auracast™ Audio Transceiver (AHA02)

Switchable TX/RX personal Auracast™ audio solution.

  • Audio input3.5 mm, USB Audio, mic
  • Classic BTSupported (TX/RX)
  • AuracastBIS (TX/RX)
  • Range100 m+
  • PowerBuilt-in battery + USB-C charging
  • Sampling rate48 kHz (factory default)
Best for: tours, events, meetings, outdoor use.
View Product

* Actual wireless range and battery life may vary by environment, device capability, and usage.

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