ZIIDOO 4-in-1 Wireless Bluetooth Adapter

1. Introduction

Thank you for choosing the ZIIDOO 4-in-1 Wireless Bluetooth Adapter. This versatile device functions as both a Bluetooth transmitter (TX) and receiver (RX), allowing you to add Bluetooth capabilities to a wide range of audio devices. With its integrated display screen and low-latency Bluetooth 5.0 technology, it provides a convenient and high-quality audio experience for your TV, PC, car, or home stereo system.

Please read this manual carefully before using the product to ensure proper operation and to maximize its features.

2. Safety Information

To ensure safe and optimal use of your ZIIDOO Bluetooth Adapter, please observe the following safety guidelines:

• Use the device only in designated areas and keep it away from other wireless devices to prevent potential interference.
• Handle batteries with care. Do not expose the device to extreme temperatures (hot or cold) or high humidity.
• Dispose of batteries and the device properly according to local regulations.
• Do not disassemble, repair, or modify the device yourself. Refer all servicing to qualified personnel.
• Keep the device away from water or other liquids.

3. Product Overview and Components

Familiarize yourself with the various parts of your ZIIDOO Bluetooth Adapter:

Figure 3.1: ZIIDOO Bluetooth Adapter Component Diagram

4. Initial Setup and Charging

4.1 Charging the Device

Before first use, fully charge the ZIIDOO Bluetooth Adapter. Connect the provided USB charging cable to the Charge USB Port (9) on the device and to a 5V/1A USB power source (e.g., wall adapter, computer USB port). The Charging Indicator (3) will illuminate during charging and turn off when fully charged.

4.2 Powering On/Off

• Power On: Press and hold the Power Button (8) for approximately 3 seconds until the LCD Display (10) lights up.
• Power Off: Press and hold the Power Button (8) for approximately 3 seconds until the LCD Display (10) turns off.

5. Operating Modes

The ZIIDOO adapter supports two main operating modes: Transmitter (TX) and Receiver (RX). You can switch between modes by pressing the Multi-function Button (6) when the device is powered on.

5.1 Receiver (RX) Mode

In RX mode, the adapter receives Bluetooth audio from your smartphone, tablet, or other Bluetooth-enabled device and outputs it to non-Bluetooth audio devices like wired headphones, car stereos, or home stereo systems via the 3.5mm audio cable.

Figure 5.1: Receiver (RX) Mode Connection Diagram

1. Ensure the adapter is in RX mode (indicated on the LCD Display). If not, press the Multi-function Button (6) to switch.
2. Connect the ZIIDOO adapter to your non-Bluetooth audio device (e.g., wired headphones, car stereo AUX input, home speaker) using the provided 3.5mm audio cable.
3. Enable Bluetooth on your smartphone, tablet, or other audio source device.
4. Search for Bluetooth devices and select "ZIIDOO" from the list. The LCD display will show "Rx BT-connected" once paired.
5. Play audio on your source device, and it will be transmitted to your connected non-Bluetooth audio device.

Figure 5.2: ZIIDOO Adapter in RX Mode with Smartphone and Earbuds

5.2 Transmitter (TX) Mode

In TX mode, the adapter transmits audio from non-Bluetooth devices like TVs, PCs, or MP3/MP4 players to Bluetooth-enabled headphones or speakers.

Figure 5.3: Transmitter (TX) Mode Connection Diagram

1. Ensure the adapter is in TX mode (indicated on the LCD Display). If not, press the Multi-function Button (6) to switch.
2. Connect the ZIIDOO adapter to your non-Bluetooth audio source (e.g., TV audio out, PC audio out, MP3 player) using the provided 3.5mm audio cable.
3. Put your Bluetooth headphones or speaker into pairing mode.
4. The ZIIDOO adapter will automatically search for nearby Bluetooth devices. The LCD display will show a list of found devices.
5. Use the Volume + (4) and Volume - (7) buttons to navigate the list and the Multi-function Button (6) to select the desired device to pair. The LCD display will show "Tx BT-connected" once paired.
6. Play audio on your source device, and it will be transmitted to your connected Bluetooth headphones or speaker.

Figure 5.4: ZIIDOO Adapter in TX Mode with TV and Headphones

Figure 5.5: ZIIDOO Adapter in TX Mode with Laptop and Headphones

6. Maintenance

To ensure the longevity and optimal performance of your ZIIDOO Bluetooth Adapter, follow these maintenance tips:

• Clean the device with a soft, dry cloth. Do not use abrasive cleaners or solvents.
• Store the device in a cool, dry place when not in use.
• Avoid dropping the device or subjecting it to strong impacts.
• Keep the ports free of dust and debris.

7. Troubleshooting

If you encounter issues with your ZIIDOO Bluetooth Adapter, refer to the following common problems and solutions:

7.1 Device Not Powering On

• Solution: Ensure the device is fully charged. Connect it to a power source and allow it to charge for at least 30 minutes before attempting to power on again.

7.2 Cannot Pair with Bluetooth Device

• Solution: Ensure both the adapter and the target Bluetooth device are in pairing mode.
• Solution: Make sure the adapter is in the correct mode (TX for transmitting to headphones/speakers, RX for receiving from phone/tablet).
• Solution: Bring the devices closer together (within 10 meters/33 feet) and ensure no major obstructions.
• Solution: Turn off Bluetooth on other nearby devices that might interfere with pairing.
• Solution: Restart both the ZIIDOO adapter and the target Bluetooth device.

7.3 No Audio or Low Volume

• Solution: Check all cable connections (3.5mm audio cable) are secure and inserted fully.
• Solution: Adjust the volume on both the ZIIDOO adapter and the connected audio device/source.
• Solution: Ensure the correct audio output/input is selected on your TV, PC, or stereo system.
• Solution: If in TX mode, ensure the adapter is connected to an audio output port (e.g., headphone jack, audio out). If in RX mode, ensure it's connected to an audio input port (e.g., AUX in).

7.4 Audio Delay (Latency)

• Solution: While the device supports low latency, some Bluetooth headphones/speakers may not fully support the same low-latency codecs, leading to a slight delay. Try restarting the device and the connected audio equipment.
• Solution: For video content, some media players (e.g., VLC) allow for audio delay adjustments to synchronize with video.

8. Specifications

9. Warranty and Support

For warranty information, technical support, or any inquiries regarding your ZIIDOO 4-in-1 Wireless Bluetooth Adapter, please contact ZIIDOO customer service through the retailer where you purchased the product or visit the official ZIIDOO website. Please have your model number (LYJSQ) and purchase details ready when contacting support.

Manufacturer: Zido Tech