1. Introduction
The RETEKESS TD168R Wireless Restaurant Pager System is designed to streamline customer service and enhance operational efficiency in various service environments such as restaurants, cafes, food trucks, bars, hospitals, and hotels. This system allows staff to notify customers when their order is ready or when they are needed, reducing wait times and improving customer experience. This manual provides detailed instructions for setting up, operating, and maintaining your TD168R system.
2. Safety Information
Please read all safety and operating instructions before using the device to ensure safe usage and compliance with RF energy exposure limits.
2.1 RF Energy Exposure and Product Safety Guide
- Attention: Before using this device, read this guide for important operating instructions for safe usage, control information, and operational instructions for compliance with RF Energy Exposure limits. User instructions should accompany the device when transferred to other users.
- Unauthorized Modification: Do not make changes or modifications not expressly approved by the party responsible for compliance. Such actions could void your authority to operate this equipment.
- FCC/IC Compliance: This device complies with FCC rules and IC license-exempt RSS standards. Operation is subject to not causing harmful interference and accepting any interference received.
- CE Compliance: The radio equipment type is in compliance with essential requirements of RED Directive 2014/53/EU, ROHS Directive 2011/65/EU, and WEEE Directive 2012/19/EU.
- Disposal: Do not dispose of electrical and electronic products, batteries, or accumulators as unsorted municipal waste. Dispose of them at designated collection locations according to local laws.
- RF Safety: Maintain an appropriate distance from the radio. Use only manufacturer-supplied or authorized antennas and accessories to ensure compliance with RF exposure limits. Transmit no more than 50% of the time.
- Electromagnetic Interference/Compatibility: Turn off the radio in areas where signs prohibit it, such as hospitals or healthcare facilities, to avoid interference with other electronic devices.
2.2 Hearing Protection
- Use the lowest volume necessary. Increase volume only in noisy surroundings.
- Limit high-volume headset/earpiece use.
- Do not place the radio's speaker directly against your ear.
- Caution: Prolonged exposure to loud noises can cause temporary or permanent hearing damage.
2.3 Battery and Charging Safety
- Turn off the radio before charging.
- Charge batteries at 10°C~40°C. Do not charge below 0°C.
- Use only dedicated chargers provided for the equipment.
- Rechargeable batteries should only be charged by adults or children at least 8 years old under adult supervision.
- Pull by the plug, not the cord, when disconnecting the charger.
- Unplug the charger from the AC outlet before maintenance or cleaning.
- Do not use the charger outdoors or in moist environments.
- Do not disassemble the charger. Do not operate a broken or damaged charger.
- If an extension cord is used, ensure it is properly wired, in good condition, and positioned to avoid damage or tripping hazards.
2.4 Choking Hazard
WARNING: CHOKING HAZARD - Small Parts. Not suitable for children under 3 years old.
3. Product Overview
The TD168R system consists of a Keyboard Host (transmitter) and multiple Pagers (receivers). An optional Intelligent Box (TD167S) can be integrated for advanced functionalities.
3.1 Keyboard Host (Transmitter)
The Keyboard Host is the central unit used by staff to call pagers. It features a numeric keypad, a display screen, and various function buttons.

Keyboard Host Components:
- Pairing slot: Used for pairing pagers.
- Display screen: Shows pager numbers and settings.
- Pairing button: Initiates pairing mode.
- Numeric keypad: For entering pager numbers and settings.
- Call button: Sends call signal to pagers.
- Back or delete button: Used for navigation or deleting input.
3.2 Pager (Receiver)
The pagers are carried by customers and alert them when called. They feature multiple prompt modes.

Pager Components:
- Charging port: For recharging the pager.
- Display: Three-digit 0.25-inch digital tube display for pager number.
- Indicator light: 6/2 red LED lights for status and prompts.
3.3 Charging Base
The charging base is used to store and recharge multiple pagers simultaneously. Its split design allows for easy expansion.

3.4 Optional Intelligent Box (TD167S)
The Intelligent Box (TD167S) is an optional component that can be integrated for advanced features such as display interface customization, voice settings, and system updates. This component is typically used for more complex setups or specific display requirements.

Intelligent Box Ports and Controls:
- LAN network port: For network connectivity.
- AUDIO interface: For audio output.
- RS-485 interface: For serial communication.
- HDMI interface: For external display connection.
- DC interface: Power input.
- ANT Antenna interface: For external antenna.
- USB interface (external access): For connecting external USB devices.
- USB interface (debug): For manufacturer debugging.
- Control Panel: Includes Power button, System setting button, HOME button, Direction buttons, Menu button, Delete button, Mute button, Backspace button, Confirm button, Numeric keypad, Mouse Key.
4. Specifications
Below are the technical specifications for the TD168R Wireless Restaurant Pager System.

| Parameter | Specification |
|---|---|
| Appearance size | 170*297*30 mm |
| Power | DC 12V/2A |
| Stand-by current | 13mA (TD167A); 16mA (TD167F, screen displays "---") |
| Working current | 47mA (TD167A); 260mA (TD167F, screen displays "---" and without extension) |
| Transmit power | 10mW Max (TD167A/TD167F) |
| Modulation | 433.92MHz (OOK for TD167A), 433.92MHz (FSK for TD167F) |
| Material | ABS |
| Button mode | 1+3x4 touch button |
| Display screen | Three-digit digital tube (red 0.36inch) |
| Charging port | DC direct plug interface (5.5*2.1mm) |
| Built-in battery | 2000mAh lithium battery |
| Communication distance | 400 meters (open air for TD167A), 800 meters (open air for TD167F) |
| Parameter | Specification |
|---|---|
| Pager size | Diameter: 80mm * Height: 11.5mm |
| Material | ABS |
| Battery | Built-in 300mAh polymer lithium battery |
| Display | Three-digit 0.25-inch digital tube display |
| Indicator light | 6/2 red LED lights |
| RF operating frequency | 433.92MHz |
| Modulation | FM FSK (two-way communication) / AM OOK (one-way communication) |
| Acceptance sensitivity | FM -120dBm / AM -114dBm |
| Charging voltage | 5V (Charging through the charging slot of keyboard host) |
| Charging current | About 60mA |
| Charging time | About 5 hours |
| Standby time | About 25 hours |
| Prompt mode | LED light flashes / beep prompt / vibration prompt |
5. Setup
5.1 Initial Charging
Before first use, ensure all pagers are fully charged. Place pagers into the charging base. The indicator light on the pager will flash while charging and turn solid when fully charged.

5.2 Powering On/Off
- Keyboard Host Power On: Slide the power switch to the top. The display will show "8.8.8.8." indicating it's powered on.
- Pager Power On: Insert the pager into a powered-on charging base.
- System Shutdown (All Pagers): On the Keyboard Host, enter "999" and press the "CALL" button to turn off all pagers simultaneously.

5.3 Pager Pairing
To pair pagers with the Keyboard Host:
- On the Keyboard Host, press the "P" button to enter pairing mode.
- Enter the desired pager number (1-998) using the numeric keypad.
- Take the pager out of the charging base. The pager will beep and flash, indicating successful pairing.
- Press the "CALL" button to save the pairing.
6. Operating Instructions
This section details the various functions and settings of your TD168R system.
6.1 Keyboard Host Settings Menu
To access the settings menu, press the [CALL] and [☑] buttons simultaneously. Use numbers (1-9) to select functions F1-F8 (TD167A/TD167K models) or F1-F10 (TD167F models). Press [CALL] to enter parameter settings, and again to save. Press [☑] to exit the menu.
- [F1] Set Base ID and Batch Binding: Configure the base ID (1-99) for communication with pagers.
- [F2] Set Pager Prompt Time: Set the duration (0-250 seconds) for pager alerts. 0 means unlimited.
- [F3] Set Pager Prompt Mode: Choose between 0 (off), 1 (slow), 2 (medium), or 3 (fast) for buzzer/vibration/flash.
- [F4] Set Pager Vibration Prompt On/Off: 0 (off) or 1 (on).
- [F5] Set Pager Light Prompt Mode: 0 (off), 1 (slow flashing), 2 (fast flashing), or 3 (breathing).
- [F6] Set Pager Countdown Time: Set a countdown (0-999 minutes). 0 disables the function.
- [F7] Set Out of Range Alarm On/Off: 0 (off) or 1 (on). The system transmits a sync signal every 30 seconds. If a pager is out of range for 150 seconds, an alarm will trigger.
- [F8] Set Base Beep On/Off: 0 (off) or 1 (on).
- [F9] Set Channel: Configure the communication channel (1-31).
- [F10] Set Extension and Smart Box (TD167S) On/Off: 0 (off) or 1 (on). This enables communication with the optional TD167S Intelligent Box.
6.2 Calling Pagers
- Ensure the pager is charged and powered on.
- On the Keyboard Host, enter the pager number using the numeric keypad.
- Press the "CALL" button. The pager will activate its set prompt mode (vibration, beep, or flash).
- To stop the prompt, place the pager back on the charging base.

6.3 Advanced Features with Intelligent Box (TD167S)
If you are using the optional TD167S Intelligent Box, follow these instructions for advanced setup and operation.
6.3.1 Initial Setup for Intelligent Box:
- Install the antenna on the Intelligent Box before connecting to an external display via HDMI.
- After powering on, connect to Wi-Fi (if not a standalone version) and select the language type on the screen using the remote control.
- Ensure TD167S is connected to the transmitter base and F10 function is enabled on the Keyboard Host.
6.3.2 Intelligent Box Pairing Settings:
Access the "Code pair" menu on the Intelligent Box. You can set Device ID, Window name, Group name, and Type (Call/Queue).
6.3.3 Intelligent Box Function Settings:
Access the main interface via the MENU button on the remote control. Options include:
- Basic Settings: Configure automatic cleaning duration, picture rotation duration, popover duration, overtime duration, cyclic display duration, number of calls repeated, subtitle scrolling speed, and subtitle content.
- Screen Interface Selection: Choose from six available interfaces for the display.
- Voice Settings: Select voice source (local, local synthesis, customized local voice), informant, calling volume, video volume, and statement.
- System Updates: Check for and install updates via USB flash drive.
7. Maintenance
- Cleaning: Use a soft, dry cloth to clean the Keyboard Host, pagers, and charging base. Do not use harsh chemicals or abrasive cleaners.
- Battery Care: To prolong battery life, avoid fully discharging the batteries frequently. Store the system in a cool, dry place when not in use for extended periods.
- Storage: Store the system in a dry environment, away from direct sunlight and extreme temperatures.
- General Care: Handle all components with care to prevent physical damage.
8. Troubleshooting
| Issue | Possible Cause | Solution |
|---|---|---|
| Pager not responding to call | Pager is out of range, battery is low, or not paired. | Ensure pager is within 400m (open air) of the Keyboard Host. Charge the pager. Re-pair the pager if necessary (see Section 5.3). |
| Short communication distance | Obstructions (walls, metal structures), interference, or system not in open air. | Reduce obstructions. Check for other RF devices causing interference. Ensure the system is used in an open area for maximum range. |
| Pagers not charging | Pagers not properly seated in charging slots, charging base not powered, or dirty contacts. | Ensure pagers are correctly placed. Check power connection to charging base. Clean charging contacts on pagers and base. |
| Keyboard Host not powering on | Power adapter not connected, power switch off, or internal battery depleted. | Connect the DC 12V/2A power adapter. Slide the power switch to the top. Charge the internal 2000mAh battery. |
| Settings not saving | "CALL" button not pressed after making changes in the settings menu. | Always press the "CALL" button to confirm and save changes after adjusting settings in the menu. |
9. User Tips
- Optimal Placement: For best range and signal stability, place the Keyboard Host in a central location with minimal obstructions.
- Regular Charging: Encourage customers to return pagers promptly for charging to ensure they are always ready for use.
- Customizing Alerts: Experiment with different prompt modes (vibration, beep, flash) to find what works best for your environment and customer preferences.
- System Expansion: If your business grows, you can easily add more pagers (up to 998) and additional keypads without needing to replace the entire system.
- API Integration: For businesses with POS systems, consider utilizing the API support to integrate the pager system for seamless order management.
10. Applications
The RETEKESS TD168R Wireless Restaurant Pager System is versatile and suitable for a wide range of service industries:
- Restaurants: To notify customers when their table is ready or food is prepared.
- Cafes & Coffee Shops: For alerting customers to pick up their orders.
- Food Trucks: To manage customer queues and notify when orders are ready.
- Bars: For calling customers when drinks are ready or a tab is open.
- Hospitals & Clinics: To call patients for appointments or when their turn is due.
- Hotels: For notifying guests about services or room readiness.
- Churches: For childcare paging or event notifications.

11. Package Contents
The TD168R system is available in different packages. Please check your specific package for exact contents.
- Package 1: 1 x Pager
- Package 2: 5 x Pagers
- Package 3: 10 x Pagers
- Package 4: 1 x Transmitter (Keyboard Host), 1 x Manual, 1 x USB Type-C Cable
- Standard System: Typically includes a Keyboard Host, multiple Pagers (e.g., 24), a Charging Base, Power Adapter, and User Manual.

12. Warranty and Support
12.1 Warranty Information
Most new products carry a two-year manufacturer's warranty from the date of purchase. Please retain your guarantee card and proof of purchase for verification.
Exclusions from Warranty Coverage:
- Products damaged by accident.
- Damage due to misuse or abuse, or as a result of unauthorized alterations or repairs.
- If the serial number has been altered, defaced, or removed.
12.2 Support
For assistance regarding repairs and service, please contact Retekess customer support. For a list of Retekess-approved accessories, visit the official website: www.retekess.com. A detailed user manual in PDF format is also available for download: User Manual (PDF).





