Product Overview
The 1Mii DS200Pro is a high-fidelity Bluetooth 5.3 receiver designed to upgrade traditional home stereo systems with wireless audio streaming capabilities. It allows users to stream music from smartphones, tablets, or PCs to existing speakers and amplifiers, providing a convenient and high-quality audio experience.
Key Features:
- Bluetooth 5.3 with LDAC & aptX HD: Supports advanced audio codecs for clearer, richer, and high-resolution wireless sound.
- Premium ESS SABRE DAC: Integrated digital-to-analog converter improves audio clarity and reduces distortion.
- Long-Range Connectivity: Equipped with a Class 1 Bluetooth chipset and external antenna for stable connections up to 100 feet (30 meters).
- Versatile Outputs: Features both RCA analog and optical digital outputs for broad compatibility with various audio systems.
- Plug-and-Play Design: Easy to set up and use, making it accessible for all users.
What's in the Box
Verify that all items listed below are included in your package:
- 1Mii DS200Pro Wireless Audio Adapter
- Power Adapter with Charging Cable
- 3.5mm Female to 2RCA Audio Cable
- 2RCA to 2RCA Audio Cable
- Optical Cable
- Self-adhesive Feet
- User Manual

Product Components
Familiarize yourself with the various parts and connections of your 1Mii DS200Pro receiver.
Front Panel:
- Antenna Connector: For attaching the external Bluetooth antenna.
- Power Button: Used to power the device on/off and initiate Bluetooth pairing.
- Status Indicator LED: Displays the device's operational status (e.g., pairing mode, connected).
Rear Panel:
- Analog Out (RCA): Red and white ports for connecting to stereo amplifiers or powered speakers.
- Digital Out (Optical): For connecting to audio systems with optical input.
- 5V DC In: Power input port.



Setup Instructions
- Attach Antenna: Screw the provided Bluetooth antenna into the connector on the front panel of the DS200Pro.
- Connect Power: Connect the power adapter to the '5V DC In' port on the rear of the DS200Pro, then plug the adapter into a power outlet. The device will power on automatically.
- Connect to Audio System: Choose one of the following connection methods:
- RCA Analog Output: Use the supplied 2RCA to 2RCA audio cable to connect the 'Analog Out' ports (red for right, white for left) on the DS200Pro to the corresponding input ports on your amplifier or home stereo receiver.
- Optical Digital Output: Use the supplied optical cable to connect the 'Digital Out' port on the DS200Pro to the optical input on your amplifier or home stereo receiver.
- Power On Audio System: Ensure your amplifier or home stereo receiver is powered on and set to the correct input source (e.g., 'AUX', 'Optical') corresponding to where the DS200Pro is connected.


Operating Instructions
Bluetooth Pairing:
- Power On: The DS200Pro powers on automatically when connected to power. The status indicator LED will flash, indicating it's in pairing mode. If not, press and hold the power button for 3 seconds to enter pairing mode.
- Activate Bluetooth on Source Device: On your smartphone, tablet, or PC, go to the Bluetooth settings and enable Bluetooth.
- Select Device: Look for 'DS200Pro' in the list of available Bluetooth devices and select it to connect.
- Connection Confirmation: Once connected, the status indicator LED on the DS200Pro will turn solid blue. You can now stream audio wirelessly.
LDAC Setting Adjustment:
For optimal sound quality, especially when using the optical output, ensure your source device supports the 96kHz sample rate for LDAC. If your device does not support this, it is recommended to disable LDAC in your device's Bluetooth settings to prevent potential sound issues.

Streaming Music:
Once paired, simply open your preferred music application on your source device and begin playback. The audio will be transmitted wirelessly to your stereo system via the DS200Pro.
Maintenance
To ensure the longevity and optimal performance of your 1Mii DS200Pro, follow these maintenance guidelines:
- Cleaning: Use a soft, dry cloth to clean the device. Avoid using harsh chemicals, solvents, or abrasive cleaners.
- Storage: When not in use for extended periods, store the device in a cool, dry place away from direct sunlight and extreme temperatures.
- Handling: Handle the device with care. Avoid dropping it or subjecting it to strong impacts.
- Ventilation: Ensure the device has adequate ventilation to prevent overheating. Do not block any ventilation openings.
Troubleshooting
If you encounter issues with your 1Mii DS200Pro, refer to the following common problems and solutions:
| Problem | Solution |
|---|---|
| No sound or poor sound quality |
|
| Cannot pair with device |
|
| Bluetooth connection drops frequently |
|
Specifications
| Feature | Detail |
|---|---|
| Product Dimensions | 3.54 x 2.95 x 0.98 inches |
| Item Weight | 12 ounces |
| Connectivity Technology | Bluetooth 5.3 |
| Audio Codecs Supported | LDAC, aptX HD, aptX Low Latency, aptX, AAC, SBC |
| DAC Chip | ESS SABRE DAC (ESS9018K2M) |
| Sampling Rate | Up to 384kHz/32bit |
| Dynamic Range | 127dB |
| Bluetooth Range | Up to 100 feet (30 meters) |
| Outputs | RCA Analog, Optical Digital |
| Power Input | 5V DC |
| Compatible Devices | Home Stereo Systems, Smartphones, Speakers, Tablets, AV Receivers |
Warranty and Support
1Mii products are designed for reliability and performance. For specific warranty details, please refer to the warranty information provided with your purchase or visit the official 1Mii website.
Should you require technical assistance or have any questions regarding your 1Mii DS200Pro, please contact our customer support team:
- Email: support@1mii.com






