1. Introduction
The Moerlab SoundLinker (Model AMP10) is a versatile portable Auracast audio transmitter and remote microphone designed for seamless audio transmission. It supports both CIS (1-to-1, bidirectional communication) and Broadcast (1-to-N, transmit audio data to multiple devices) modes, ensuring flexible connectivity for individual or group audio sharing. Featuring ultra-low latency with LC3 Codec and Bluetooth 5.3 technology, the SoundLinker delivers high-quality audio with minimal delay. Its compact design, multiple audio input options, and long-lasting battery make it ideal for various usage scenarios.
Image: The SoundLinker device, showcasing its compact and portable design.
2. Product Features
- Dual Auracast Modes: Supports CIS (1-to-1, bidirectional communication) and Broadcast (1-to-N, transmit audio data to multiple devices) modes.
- Ultra-Low Latency: Utilizes LC3 Codec with Bluetooth 5.3 technology for crystal-clear sound and minimal delay.
- Multiple Audio Input Options: Includes a 3.5mm Line-In, USB audio input, and a built-in microphone.
- Long-Lasting Battery: 350mAh battery provides up to 24 hours of continuous operation on a 2-hour charge.
- Compact and Portable: Lightweight design with a sturdy back clip for on-the-go use.
- Intuitive LED Indicators: Clear LED signals for pairing, mode selection, and battery status.
- Extensive Range: Covers a transmission distance of up to 50 meters in open spaces.
3. Package Contents
The SoundLinker package includes the following items:
- SoundLinker Portable Auracast Audio Transmitter/Remote Mic
- 3.5mm Audio Cable
- TYPE-C Cable
- Microphone Windproof Cover
4. Product Layout
Familiarize yourself with the various components of your SoundLinker device:
Image: Detailed view of the SoundLinker's ports and indicators.
- Built-in MIC: Integrated microphone for audio input.
- 3.5mm Audio Line-in & External MIC Plug-in: Port for connecting external audio sources or microphones.
- Power LED Indicator: Shows power status.
- Function LED Indicator: Indicates device mode and status.
- USB Audio & Charging Port: USB Type-C port for charging and USB audio input.
- Function Key (Power ON/OFF & Mode Switch): Multi-function button for power control and mode switching.
- Back Clip: For attaching the device to clothing or other objects.
5. Setup
5.1 Charging the Device
Before first use, fully charge your SoundLinker using the provided Type-C cable. Connect the cable to the USB Audio & Charging Port (5) on the device and a compatible USB power source. The Power LED Indicator (3) will show charging status.
5.2 Initial Configuration (PC Tool)
For optimal performance and compatibility, especially with Auracast hearing aids, it is recommended to use the MoerLab PC Configuration Tool. This tool allows you to customize the device name, set an Auracast password, and adjust the sampling rate (e.g., to 24KHz for Resound Nexia hearing aids).
Image: MoerLab PC Configuration Tool interface for device settings.
Watch the video below for a demonstration on how to use the MoerLab PC Configuration Tool:
Video: A step-by-step guide on configuring your SoundLinker using the MoerLab PC Tool.
5.3 Connecting to Devices
The SoundLinker supports two primary Auracast modes for connecting to other devices:
5.3.1 Auracast 1-to-Many Broadcast Mode
In this mode, the SoundLinker transmits audio to multiple compatible Auracast receivers simultaneously, such as Auracast hearing aids, Auracast speakers, or Auracast headphones/earbuds. This is ideal for group listening or public broadcasts.
Image: Visual representation of the SoundLinker broadcasting audio to multiple devices.
5.3.2 BLE CIS Mode (1-to-1 Transmission)
For private, bidirectional communication, the SoundLinker can connect to a single BLE Audio device (e.g., BLE earbuds, BLE speaker, BLE headphones) that supports LE Audio with CIS. This mode is suitable for personal audio streaming or remote microphone use with a single listener.
Image: Visual representation of the SoundLinker connecting to a single BLE device.
6. Operating Instructions
6.1 Power On/Off
To power on the SoundLinker, press and hold the Function Key (6) until the Power LED Indicator (3) illuminates. To power off, press and hold the Function Key (6) again until the LEDs turn off.
6.2 Switching Modes
The SoundLinker can switch between different operating modes (e.g., Auracast Broadcast, BLE CIS, etc.). Refer to the specific LED indicator patterns for each mode. Short press the Function Key (6) to cycle through available modes. The Function LED Indicator (4) will change to reflect the current mode.
6.3 Audio Input Selection
The SoundLinker automatically detects the active audio input. You can use the built-in microphone (1), connect an external microphone or line-in audio source via the 3.5mm port (2), or use the USB audio input via the Type-C port (5).
6.4 LED Indicator Guide
- Power LED (3): Indicates battery level and charging status.
- Function LED (4): Shows current operating mode, pairing status, and connection activity. Refer to the full user manual for detailed LED patterns and their meanings.
7. Maintenance
To ensure the longevity and optimal performance of your SoundLinker, follow these maintenance guidelines:
- Cleaning: Use a soft, dry cloth to clean the device. Avoid using harsh chemicals, cleaning solvents, or strong detergents.
- Storage: Store the device in a cool, dry place away from direct sunlight and extreme temperatures.
- Battery Care: For long-term storage, charge the battery to approximately 50% every three months to prevent deep discharge.
- Avoid Moisture: Keep the device away from water and high humidity.
8. Troubleshooting
If you encounter issues with your SoundLinker, please refer to the following common questions and solutions:
Image: Common questions and answers for troubleshooting.
- Q: Which tested hearing aids are compatible with MoerLab transmitters?
A: ReSound Nexia™ hearing aids, Jabra Enhance™ Pro 20 hearing aids. - Q: How do I connect my MoerLab Transmitter to my Auracast hearing aids?
A: First, use the MoerLab PC Configuration Tool to set the transmitter's sampling rate to 24 kHz. Then, open your hearing aid's app and search for available Auracast transmitters. Select the MoerLab transmitter to connect. - Q: Where can I get the PC Configuration Tool?
A: Download it for free from the official MoerLab website: www.moerlab.com.
General Troubleshooting Tips:
- No Power: Ensure the device is fully charged. Try connecting to a different USB power source.
- No Audio: Check all cable connections. Ensure the correct audio input is selected. Verify that the receiving device is properly connected and its volume is adjusted.
- Connection Issues: Ensure both the SoundLinker and the receiving device are in pairing mode. Move closer to the receiving device to rule out range issues.
9. Specifications
| Feature | Specification |
|---|---|
| Model Name | SoundLinker |
| Item Model Number | AMP10 |
| Brand | Moerlab |
| Connectivity Technology | Bluetooth 5.3 (Auracast, BLE CIS) |
| Connector Type | USB Type-C, 3.5 mm Jack |
| Battery Type | 1 Lithium Ion battery (included) |
| Battery Capacity | 350mAh |
| Battery Life | Up to 24 hours |
| Charging Time | Approx. 2 hours |
| Item Weight | 0.847 ounces (24 Grams) |
| Product Dimensions (L x W x H) | 1.42 x 0.83 x 1.85 inches |
| Transmission Distance | Up to 50 meters (open spaces) |
| Transmitting Power | ≤10dBm |
| Special Features | Clip, Noise Reduction |
| Compatible Devices | Gaming Console, Audio Mixer, Digital Receiver, Headphone, Speaker |
10. Warranty and Support
Moerlab products are designed for reliability and performance. For specific warranty information, please refer to the warranty card included with your product or visit the official Moerlab website. If you require technical assistance, have questions about product functionality, or need to download the latest PC Configuration Tool, please visit the official Moerlab website or contact their customer support directly.
Official Moerlab Website: www.moerlab.com