1. Introduction
Thank you for choosing the SYNCO Xtalk XPro X9 Wireless Headset Intercom System. This system is designed for professional team communication, offering full-duplex audio, AI noise reduction, and an impressive transmission range of up to 500 meters. The Xtalk XPro X9 is an upgraded version of the X series, featuring external antennas for enhanced signal transmission and supporting up to 13-unit connections with group expansion technology.
This manual provides detailed instructions for setting up, operating, and maintaining your intercom system to ensure optimal performance.
Video: SYNCO Xtalk XPro Product Overview
2. Package Contents
The Xtalk XPro X9 system typically includes the following components:
- Headsets: 9 units
- Storage Case: 1 unit
- 6-Slot Charging Station: 2 units
- Charging Adapter: 2 units
- Carrying Bag: 9 units
- Rechargeable Battery: 9 units
- One-Ear Foam Cushion: 9 units
- Mic Windshield: 9 units
- Data Transfer Cable: 1 unit
- Warranty Card: 1 unit

Image: Xtalk XPro 9 Accessories List
3. Components Overview
Headset Parts
- 3.5mm Mic In Port
- Power On/Off Toggle
- Indicator Light
- Button A
- Volume + & Headset Settings Verification button
- Button B
- Volume -
- Type-C Port
Button Functions
- Button A: Used for Pairing/Unpairing and setting the headset as Master/Level 1/Level 2.
- Button B: Controls Noise Cancellation on/off, activates Dominant Mode (Master only), and pairs with nearby Level 1 (Level 2 only).
- Volume + Button: Increases volume and indicates headset role (Master, Level 1, or Level 2).
- Volume - Button: Decreases volume and switches among Boost Modes 1/2/3 (Master only).
4. Setup
4.1. Power On/Off
- Power On: Push the power toggle switch upwards.
- Power Off: Push the power toggle switch downwards.
Note: Products are pre-paired from the factory (except X1) and ready to use. For successful auto-reconnect, turn on headsets in the sequence: Master → Level 1 → Level 2.
4.2. Master/Level 1/Level 2 Settings
All headsets can be configured as Master, Level 1, or Level 2.
- Set as Master: Long press Button A, release after the 2nd