TERUNSOUl Sp1 Wireless Bluetooth Headset User's Guide

Overview

Charging Case

The charging case features a battery indicator light displaying battery status and a Type-C charging port for recharging.

Headset Components

The headset includes:

• Multi-function key
• Charging Contacts
• Mute button
• Indicator light
• Type-C charge port
• Microphone
• Volume+/Next song control
• Volume-/Previous song control

Packing List

The package contains:

• 1 x Headphones
• 1 x Bluetooth Dongle
• 1 x Charging Case
• 1 x Type-C Cable
• EarTips (Sx1/Lx1 sizes)
• 1 x User Manual

How to Wear

A proper fit is essential for comfort and sound quality. Follow these guidelines:

1. Open the charging case.
2. Remove the earphones from the charging case and peel off the insulation paper.
3. Reversible Wearing Style: The headset can be worn on the left or right ear by flipping the microphone to the desired side.
4. Eartip Adjustment: Rotate the eartip to fit the shape of your ear for a secure fit.
5. Boom Adjustment: For optimal voice capture, position the microphone close to the corner of your mouth.

Bluetooth Dongle Specifications

• Bluetooth 5.1+EDR, compatible with Bluetooth 2.0/2.1/3.0/4.0/5.0/5.1/5.2/5.3.
• Dual-mode Bluetooth transfer, supports Bluetooth voice data.
• Class 1.5 Power Standard, up to 10 meters (in open space).
• Full-Speed USB 2.0 interface, USB 1.1 Compatible.
• System Support: Win7/Win8/Win8.1/Win10/Win11.

How to Use

Pairing

1. Press and hold the multi-function key for 2 seconds, or take out the earphones from the charging case. The indicator light will flash red and blue, indicating the earphones are in pairing mode.
2. On your phone, turn on Bluetooth and search for the "Sp1" model. Click to complete the paired connection.

Power Off

Press and hold the multi-function key for 2 seconds, or place the earphones back into the charging case.

Bluetooth Dongle Usage

The dongle automatically turns on when plugged into a computer USB port. The blue light flashes slowly. Long press the function key for 2 seconds, the blue light flashes fast, indicating automatic pairing of headphones, and the blue light stays on.

Note: If the Bluetooth headset has no audio output, please set the audio output device to "Sp1" on your computer.

Advanced Usage

Disconnect Headset from Phone

To disconnect the headset from the phone (e.g., to connect to another Bluetooth device), use one of the following methods:

• Turn off headphones.
• Use the phone's Bluetooth function to disconnect the headset.
• Move the headset to a distance of 10 meters (about 30 feet) away from the phone.

Connect Two Phones Simultaneously

1. Turn on the "Sp1" Bluetooth earphones.
2. The first phone searches for "Sp1" and connects.
3. Turn off the Bluetooth function of the first phone.
4. Turn on the Bluetooth function of the second phone to search and connect.
5. Turn on the Bluetooth function of the first phone, select the "Sp1" model, and complete pairing for both phones simultaneously.

Headset Charging

The headset has a built-in rechargeable battery. Before first use, it is recommended to fully charge the headset. When charging, the indicator light is red. The battery is full when the blue indicator light stays on continuously.

Note: Please use the original charger. The charging voltage cannot be higher than 5V.

Touch Function

Basic Parameters

Maintenance and Care

• When not in use, place the headset back into the charging case to prevent loss and charge it.
• Before cleaning, stop using the device, close all applications, and disconnect all cables.
• Wipe the device and accessories with a clean, dry, soft cloth.
• If the product with a lithium battery is not used for a long time, charge it at least once every three months.
• Keep the device and accessories dry. Do not dry with external heating devices like microwave ovens or hair dryers.
• Do not place the device in areas with excessively high or low temperatures, as this may cause device failure, fire, or explosion.
• Do not use harsh chemicals, cleaning agents, or strong detergents to clean the device or accessories.
• Do not keep magnetic stripe cards (e.g., bank cards, telephone cards) in contact with the device for extended periods, as magnetic stripe cards may be damaged by the magnetic field.
• Do not disassemble or modify the device or accessories without permission. Unauthorized modifications will void the company's warranty. Contact an authorized service center if the device fails.

Safety Instructions

Electronic Equipment

Do not use this device in places where regulations prohibit wireless devices, as it may interfere with other electronic devices or cause other dangers.

Impact on Medical Devices

In medical and healthcare settings where wireless devices are prohibited, follow site regulations and turn off the device.

Radio waves generated by the device may affect the operation of implanted medical devices or personal medical devices (e.g., pacemakers, cochlear implants, hearing aids). Consult manufacturers for restrictions if using such devices.

Maintain a distance of at least 15 cm from implanted medical devices (such as pacemakers, cochlear implants, etc.) when using this device.

Hearing Protection

When listening to music or calls, it is recommended to use the minimum volume required to avoid hearing damage. Prolonged exposure to high volume can cause permanent hearing damage.

Traffic Safety

Exposure to high volume while driving can be distracting and lead to accidents. Abide by local regulations and do not use this product while driving.

Child Health

This device and its accessories may contain small parts. Keep them out of reach of children. Children may accidentally damage the device or swallow small parts, posing a choking hazard. This device is not a toy and should only be used under adult supervision.

Battery Safety

Do not disassemble, modify the battery, insert foreign objects, or immerse it in water or other liquids to prevent battery leakage, overheating, fire, or explosion.

Do not drop, crush, or puncture the battery. Avoid exposing the battery to high external pressure, which can cause internal short circuits and overheating. This device has a non-removable built-in battery.

Do not attempt to replace the battery yourself. The battery should only be replaced by an authorized service center.

Batteries should not be exposed to excessive heat (e.g., sunlight, fire, or similar conditions). Please dispose of used batteries according to local instructions.

FCC Warning

This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation.

NOTE 1: This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses, and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures:

• Reorient or relocate the receiving antenna.
• Increase the separation between the equipment and receiver.
• Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
• Consult the dealer or an experienced radio/TV technician for help.

NOTE 2: Any changes or modifications to this unit not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.

The device has been evaluated to meet general RF exposure requirements. The device can be used in portable exposure conditions without restriction.