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.
MoerLab Audio Control App
Most MoerLab Auracast receivers — including The Show, Overture, EchoBeatz, hearClear, MoerDuo, and MoerDuo Plus — support direct firmware upgrades to the latest version via the app.
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. |
|
|
V3.7.0_P_Diff(3).bin ● Auto Power-On |
Device powers on automatically when connected to power (bypass power button). | |
| Sampling Rate Adjust | How to use PC Tool to adjust Sampling Rate? |
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? |
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. |
4. MoerLink™ (AAD02)
| Resource Type | Downloads | Guides |
|---|---|---|
| Firmware & Tools |
Two alternative update methods 💻 MoerLab PC Tool (Recommended)
|
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. | |
|
V1.1.5-T1 |
Lock/Unlock Pairing: Ensure a stable, exclusive connection with a specific transmitter. |
|
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 |