Introduction
This manual provides detailed instructions for the TECKNET Bluetooth Headset, Model TK-HS004. Please read this manual carefully before using the product to ensure proper operation and to maximize its features. Keep this manual for future reference.
Key Features
- 330° Rotatable Microphone: The microphone can be rotated 330 degrees for use on either the right or left ear, allowing for easy adjustment to the optimal angle for voice capture.
- Dual Device Connection (Bluetooth 5.2): Maintains a fast and stable connection with two devices simultaneously within a 10m (33 ft) range, enabling seamless switching between a laptop and a smartphone.
- Premium Comfort: Ultra-light design with super soft ear cups and an adjustable headband for extended wearing comfort. Suitable for various ear shapes.
- Long Battery Life: Provides up to 20 hours of continuous talk time and 200 hours of standby time on a single 2-hour charge.
- Universal Compatibility: Compatible with iPhones, smartphones, desktops, laptops, and tablets. Note: The mute function currently works only with mobile phones.
Package Contents
The TECKNET Bluetooth Headset package includes:
- TECKNET Bluetooth Headset (Model TK-HS004)
- USB Charging Cable
- User Manual (this document)
Setup Guide
1. Charging the Headset
Before first use, fully charge the headset. Connect the provided USB charging cable to the headset's charging port and to a USB power source (e.g., computer USB port, USB wall adapter). The LED indicator will show charging status and turn off when fully charged.

Image: The headset's Micro USB charging port is located on the earcup, next to the volume controls. A USB charging cable is included for convenient charging.

Image: The headset is lightweight at 1.5oz, featuring an adjustable headband, a gripper T-pad for stability, a soft ear pad for comfort, and a noise-cancelling microphone.
2. Pairing with a Device
- Ensure the headset is charged and turned off.
- Press and hold the multi-functional button (usually the main power button) on the headset until the LED indicator flashes blue and red, indicating pairing mode.
- On your device (smartphone, laptop, tablet), go to Bluetooth settings and turn Bluetooth on.
- Search for available devices. The headset should appear as "TK-HS004" or similar.
- Select "TK-HS004" to connect. Once connected, the LED indicator will typically show a solid blue light or flash blue slowly.

Image: The headset supports Bluetooth 5.2, allowing connection to two devices simultaneously, such as a smartphone and a laptop.

Image: The microphone arm can be rotated 330 degrees, enabling the headset to be worn on either the left or right ear for user preference.
Operating Instructions
Basic Functions:
- Power On/Off: Press and hold the multi-functional button for 3 seconds.
- Answer/End Call: Short press the multi-functional button.
- Reject Call: Press and hold the multi-functional button for 2 seconds.
- Volume Up/Down: Use the dedicated volume buttons on the earcup.
- Mute Microphone: Short press the mute button on the microphone arm. (Note: Mute function works only with mobile phones and will beep every 15 seconds to remind you it's muted).
- Play/Pause Music: Short press the multi-functional button.
- Next/Previous Track: Use the volume buttons (long press or double tap, refer to specific device interaction).
Wearing the Headset:
Adjust the headband to fit comfortably over your head. Position the soft ear pad over one ear and the gripper T-pad on the opposite side of your head for stability. Rotate the microphone arm to position the microphone approximately 1-2 inches from your mouth for optimal voice clarity.

Image: The TECKNET Bluetooth Headset features a sleek black design with an adjustable headband and a flexible microphone arm for optimal positioning.

Image: The headset is designed for hands-free communication, ideal for professionals like truckers, ensuring clear calls while on the go.
Video: This video demonstrates the TECKNET Bluetooth Headset with Microphone, showcasing its features and ease of use for various communication needs.
Video: An overview of the TECKNET Bluetooth Headset with Noise Cancelling Microphone, highlighting its ability to provide clear audio in noisy environments.
Maintenance and Care
- Clean the headset regularly with a soft, dry cloth. Do not use abrasive cleaners or solvents.
- Avoid exposing the headset to extreme temperatures, humidity, or direct sunlight.
- Store the headset in a cool, dry place when not in use.
- Do not attempt to disassemble or repair the headset yourself, as this will void the warranty.
- Keep the charging port free of dust and debris.
Troubleshooting
Headset does not power on:
- Ensure the headset 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.
Cannot pair the headset with my device:
- Make sure the headset is in pairing mode (LED flashing blue and red).
- Ensure Bluetooth is enabled on your device.
- Place the headset and your device close to each other (within 1 meter).
- Clear the Bluetooth device list on your device and try pairing again.
- Restart both the headset and your device.
No sound or low volume:
- Check the volume levels on both the headset and your connected device.
- Ensure the headset is properly connected to your device.
- If connected to a computer, check the audio output settings to ensure the headset is selected as the default output device.
Microphone not working:
- Ensure the microphone is not muted.
- Check the microphone input settings on your connected device.
- Ensure the microphone arm is positioned correctly towards your mouth.
Specifications
| Feature | Detail |
|---|---|
| Model Name | HS004 |
| Item Model Number | TK-HS004 |
| Connectivity Technology | Wireless (Bluetooth) |
| Bluetooth Version | 5.2 |
| Bluetooth Range | 10 Meters (33 ft) |
| Microphone Rotation | 330° |
| Battery Life (Talk Time) | Up to 20 hours |
| Standby Time | Up to 200 hours |
| Charging Time | 2 Hours |
| Item Weight | 0.14 Kilograms (5 ounces) |
| Dimensions | 6.38 x 6.38 x 2.17 inches |
| Material | Leather (ear pads) |
| Color | Black |
Warranty and Support
TECKNET products are designed for reliability and performance. For warranty information and customer support, please refer to the official TECKNET website or contact their customer service directly. Registering your product may extend your warranty period.
TECKNET was established in 2004 and is committed to developing products that enhance productivity and efficiency.





