Product Overview
The 1Mii DS200Pro is a high-fidelity Bluetooth audio adapter designed to bring modern wireless streaming capabilities to your existing home stereo system. It supports the latest Bluetooth 5.3 technology and advanced audio codecs, ensuring superior sound quality and an extended wireless range. This device allows you to stream music from your smartphone, tablet, or computer directly to your amplifier or receiver, revitalizing your audio setup.

What's in the Box
Verify that all components are present in the package:
- 1Mii DS200Pro Bluetooth Receiver
- Charging Cable with Power Adapter
- 3.5mm to 2RCA Audio Cable
- Optical Cable
- 2RCA to 2RCA Audio Cable

Setup Guide
Connecting the Device
- Power Connection: Connect the provided charging cable to the 5V DC In port on the DS200Pro and plug the power adapter into a wall outlet. The device will power on automatically.
- Audio Output: Choose one of the following audio output methods to connect the DS200Pro to your home stereo system (amplifier, receiver, or powered speakers):
- RCA Analog Output: Use the supplied 2RCA to 2RCA audio cable or the 3.5mm to 2RCA audio cable to connect the DS200Pro's Analog Out ports (red and white) to the corresponding audio input ports on your stereo system.
- Optical Digital Output: Use the supplied optical cable to connect the DS200Pro's Digital Out port to the optical input port on your stereo system. Ensure your stereo system is set to the correct input source.

Pairing with a Bluetooth Device
- Power On: Ensure the DS200Pro is powered on. The LED indicator on the front will illuminate.
- Enter Pairing Mode: If the device is not automatically in pairing mode (indicated by a blinking LED), press and hold the power button for 3 seconds until the LED blinks rapidly.
- Enable Bluetooth on Your Device: On your smartphone, tablet, or computer, go to the Bluetooth settings and enable Bluetooth.
- Select 'DS200Pro': In the list of available Bluetooth devices, select 'DS200Pro'. The LED indicator on the receiver will turn solid blue once successfully paired.
- Start Streaming: You can now play audio from your device, and it will be transmitted wirelessly to your stereo system.

Operating Instructions
Audio Playback
- Once paired, simply start playing audio on your Bluetooth-enabled device. The sound will be wirelessly transmitted to the DS200Pro and output through your connected stereo system.
- Control playback (play/pause, skip tracks) and volume directly from your source device (smartphone, tablet, etc.).
- The DS200Pro supports various high-quality audio codecs including LDAC, aptX HD, aptX LL, aptX, and AAC for an optimal listening experience.


Maintenance
- Cleaning: Use a soft, dry cloth to clean the surface of the device. Do not use liquid cleaners or aerosol sprays.
- Storage: Store the device in a cool, dry place away from direct sunlight and extreme temperatures.
- Handling: Avoid dropping the device or subjecting it to strong impacts, as this may damage internal components.
Troubleshooting
No Sound
- Check Power: Ensure the DS200Pro is properly connected to power and the LED indicator is solid blue.
- Verify Audio Cables: Confirm that the RCA or optical cables are securely connected to both the DS200Pro and your stereo system's input ports.
- Select Correct Input: Make sure your stereo system is set to the correct input source (e.g., AUX, Optical, CD).
- Volume Levels: Check the volume levels on both your source device and your stereo system.
- Optical Output Note: If using optical output and your device does not support 96kHz sample rate, try switching LDAC to off in your device's Bluetooth settings.
Bluetooth Connection Issues
- Re-pair Device: If the connection is unstable or fails, try unpairing the DS200Pro from your source device's Bluetooth settings and then re-pairing it.
- Distance and Obstacles: Ensure your source device is within the effective Bluetooth range (up to 100ft/30m) and there are no significant physical obstructions (walls, metal objects) or strong Wi-Fi signals interfering.
- Interference: Other wireless devices operating on the same frequency (2.4GHz) can cause interference. Try moving the DS200Pro or your source device away from such devices.
- Reset DS200Pro: To reset the device, press and hold the power button for 7 seconds while it is off.

Specifications
| Feature | Detail |
|---|---|
| Brand | 1Mii |
| Model Number | DS200Pro |
| Connectivity Technology | Bluetooth 5.3 |
| Supported Audio Codecs | LDAC, aptX, aptX LL, aptX HD, AAC |
| DAC Chip | ES9018K2M SABRE32 Reference DAC |
| Output Interfaces | RCA (Analog), Optical (Digital) |
| Wireless Range | Up to 100ft (30m) |
| Item Weight | 4.2 ounces |
| Dimensions (approx.) | 105mm x 90mm x 26mm (excluding antenna) |
| Power Input | 5V DC |
Warranty and Support
Specific warranty details and direct customer support contact information are not provided within this manual. For warranty claims, technical assistance, or further inquiries, please refer to the product packaging, the official 1Mii website, or contact the retailer from whom you purchased the device.
Always ensure you are using official channels for support to receive accurate and timely assistance.





