Retekess TT122 Wireless Tour Guide System

1. Introduction

The Retekess TT122 Wireless Tour Guide System is designed to facilitate clear, one-way communication for various applications such as guided tours, simultaneous interpretation, factory visits, and assistive listening. This system ensures that participants can hear the speaker clearly, even in noisy environments, with a reliable wireless connection.

It operates on a 2.4G signal transmission, offering worldwide compatibility and features 36 independent channels to prevent crosstalk between multiple groups.

2. Package Contents

Please verify that all items listed below are included in your package:

• Transmitter x 1
• Receiver x 10
• Microphone x 1
• Earphone x 10
• USB Charging Cable x 11
• English Manual x 1
• Lanyard x 6

3. Device Layout and Controls

Familiarize yourself with the buttons and ports on both the transmitter and receiver units.

• Display Screen: Shows channel ID, battery status, and volume level.
• "-" Button: Decreases volume, navigates down in menus, or decreases ID.
• "ON/OFF/Confirm" Button: Powers the device on/off, confirms selections.
• "+" Button: Increases volume, navigates up in menus, or increases ID.
• 3.5mm Jack: For connecting earphones or microphones.
• Micro USB Port: For charging the device.

4. Setup

4.1 Charging the Devices

Ensure all units are fully charged before first use. The battery indicator on the display shows the charging status.

1. Connect the provided USB charging cable to the Micro USB port on the transmitter/receiver.
2. Plug the other end of the USB cable into a compatible USB power adapter (not included) or a USB charging base.
3. The battery indicator on the screen will show charging progress. A full charge typically takes 2-3 hours.

4.2 Attaching the Lanyard

To wear the device conveniently, attach the lanyard as follows:

1. Locate the lanyard hole on the top edge of the device.
2. Thread one end of the lanyard through the hole.
3. Wrap the other end of the lanyard through the loop you just created and pull to tighten.

4.3 Connecting Microphone and Earphone

Connect the microphone to the transmitter and earphones to the receivers for audio input and output.

1. Plug the 3.5mm jack of the microphone into the microphone port on the transmitter.
2. Plug the 3.5mm jack of the earphone into the earphone port on each receiver.
3. For the collar microphone, clip it to your clothing near your mouth for optimal voice pickup.

5. Operating Instructions

5.1 Power On/Off

• To Power On: Long press the central "ON/OFF/Confirm" button for 3 seconds on both the transmitter and receiver units.
• To Power Off: Long press the central "ON/OFF/Confirm" button for 3 seconds on both the transmitter and receiver units.

5.2 Channel Pairing (One-Button Frequency)

This feature allows all receivers to quickly synchronize to the transmitter's channel.

1. Ensure all receivers are powered on.
2. On the transmitter, press the "+" or "-" button to select the desired channel.
3. Long press the "+" button on the transmitter for 3 seconds. All powered-on receivers within range will automatically switch to the transmitter's channel.

5.3 Manual Channel Adjustment

You can manually change the channel of individual receivers if needed.

1. On the receiver, long press the "-" button for 3 seconds to unlock the device.
2. Press the central "ON/OFF/Confirm" button twice to enter ID change mode.
3. Use the "+" or "-" buttons to select the desired channel ID.
4. Press the central "ON/OFF/Confirm" button once to confirm the selection and exit ID change mode.

5.4 Volume Adjustment

Adjust the listening volume on each receiver from 1 to 10 levels.

• Press the "+" button to increase the volume.
• Press the "-" button to decrease the volume.

5.5 One-Button Mute

The transmitter features a one-button mute function.

• In volume adjustment mode, long press the "-" button on the transmitter for 3 seconds to mute the audio transmission.
• Repeat the action to unmute.

5.6 Auxiliary Audio Input

The transmitter supports auxiliary audio input, allowing you to play music or other audio from an external device.

1. Plug one end of an auxiliary cable (not included) into the microphone jack of the transmitter.
2. Plug the other end into the audio output of your external device (e.g., computer, smartphone).
3. Play audio on your external device; the receivers will broadcast the sound.

6. Maintenance

• Keep the devices clean by wiping them with a soft, dry cloth. Avoid using harsh chemicals or abrasive cleaners.
• Store the units in a cool, dry place when not in use.
• Avoid exposing the devices to extreme temperatures, direct sunlight, or moisture.
• Regularly check charging cables and ports for any signs of damage.
• For optimal battery life, fully charge the devices before long-term storage and recharge them every 3-6 months.

7. Troubleshooting

8. Specifications

9. Warranty and Support

Retekess offers a three-year service for this product. For technical support, warranty claims, or further assistance, please refer to the contact information provided in your product packaging or visit the official Retekess website.

FCC certified devices: TX: 2AAR8TT122; RX: 2AAR8TT122A.