Crystal Bluetooth Earpiece, Wireless Earbud, LED Battery Display, 20H Music (USB-C)

A compact Bluetooth earpiece designed to bring together everyday function and jewelry-inspired style.

This wireless earpiece combines a sleek portable receiver, wired in-ear earbud, digital battery display, long listening time, and a faceted crystal accent on the front.
Designed for work, commuting, travel, phone calls, music, and everyday multitasking, it provides the practical features of a daily Bluetooth headset while adding a small decorative detail that gives the device a more personal look.
Choose from multiple crystal colors to create a combination that fits your style.

✦ Key Features

• Bluetooth 5.2 wireless connection
• Up to 20 hours talk time
• Up to 20 hours of music playback
• Approx. 180 days standby
• 140mAh rechargeable battery
• Approx. 20-minute charging time
• USB-C charging
• LED battery display
• Approx. 10 m / 33 ft wireless range
• 2.4 GHz transmission frequency
• Incoming call vibration reminder
• Dual-device connection
• Voice prompt function
• Compact portable design
• Wired in-ear earpiece
• Compatible with many phones, tablets, and computers

Actual battery life and wireless range may vary depending on volume, Bluetooth conditions, connected device, environment, and individual usage.

✦ Crystal Color Options
The front crystal detail is available in multiple colors:

• Red
• Purple
• Green
• Clear
• Blue
• Pink

Each faceted crystal is selected to create a small jewelry-inspired focal point on the front of the device.
Please choose your preferred available crystal color from the listing options.

✦ LED Battery Display
The integrated digital display lets you quickly check the remaining battery level without opening an app.
This makes it easier to see when the headset needs charging before:

• Work
• Meetings
• Commuting
• Travel
• Long phone calls
• Daily listening

✦ Up to 20 Hours of Talk & Music
The 140mAh rechargeable battery is designed for extended everyday use.
Approximate performance:

• Talk Time: up to 20 hours
• Music Time: up to 20 hours
• Standby Time: about 180 days
• Charging Time: approximately 20 minutes

Battery performance varies according to volume, calling frequency, Bluetooth signal strength, device settings, and environment.

✦ Fast USB-C Charging
The USB-C charging interface makes the device easy to recharge using commonly available charging cables.
A short charging period helps make the headset practical for busy schedules, workdays, commuting, and travel.

✦ Dual-Device Connection
The headset supports connection with compatible Bluetooth devices and is designed to make switching between everyday work and personal use more convenient.
This can be particularly useful for users who regularly work between multiple devices, such as a phone and computer.
Compatibility and available functions may vary by device and operating system.

✦ Wide Compatibility
Designed for use with many Bluetooth-enabled devices, including:

• iPhone
• Android phones
• Tablets
• Laptops
• Desktop computers with Bluetooth capability

Wireless range is approximately 10 meters / 33 feet under suitable conditions.
Walls, interference, connected hardware, and the surrounding environment may affect actual range.

✦ Design Concept
Our design concept began with a simple question:
Can an everyday Bluetooth headset feel less industrial and more like a personal accessory?
Many compact Bluetooth earpieces focus entirely on function, using plain black housings with little visual identity.
For this design, we wanted to preserve the practical features people use every day—calling, music, battery display, fast charging, and portable wear—while introducing a small decorative element that makes the device visually distinctive.
The faceted crystal was chosen as the central design detail.
Rather than covering the product with decoration, we deliberately used one crystal accent on the front panel. This creates a jewelry-inspired focal point while maintaining a clean, modern appearance suitable for both professional and casual settings.
The crystal colors allow the same functional product to express different personalities:
Red for a bold accent
Purple for a richer, elegant look
Green for something fresh and distinctive
Clear for a subtle, versatile finish
Blue for a bright classic look
Pink for a softer, playful style
Our goal was to create a Bluetooth accessory that could feel intentionally chosen rather than purely utilitarian.

✦ Our Design Process
The design process focused on balancing function, portability, visual simplicity, and decorative detail.
We first considered how the product would be used during a normal day:

• answering calls
• listening to music
• checking battery level
• charging between activities
• carrying the unit while commuting
• moving between work and personal devices

From there, we developed the exterior around several priorities.

1. Compact Body Proportions

The receiver was kept slim and compact so it can remain portable without requiring a bulky headset body.

1. Front-Facing Battery Display

The LED battery indicator was positioned near the bottom of the front surface so users can quickly check power status.

1. Crystal Placement

The decorative crystal was positioned centrally above the display.
We chose this location because it remains clearly visible while staying separate from the buttons, charging interface, and display.

1. Crystal Color Selection

We tested multiple decorative color combinations to make sure the crystal remained visible against the darker body finish.
Each crystal color creates a different visual character without changing the core functionality of the product.

1. Control Accessibility

Side controls were positioned for convenient everyday operation while keeping the front face visually clean.

1. Charging Interface

USB-C charging was incorporated to make recharging straightforward and compatible with commonly used cables.

✦ Production Details
This product is designed by our team and manufactured in our own production facility.
The production process combines electronic assembly with exterior finishing and decorative detailing.
Typical production stages include:

• Housing preparation
• Bluetooth module assembly
• Battery installation
• Internal electronic component assembly
• Earphone cable installation
• Control-button assembly
• USB-C charging interface installation
• LED battery display installation
• Exterior surface finishing
• Crystal selection
• Crystal placement and alignment
• Functional testing
• Charging test
• Bluetooth connection test
• Audio test
• Call-function test
• Battery-display inspection
• Final cosmetic inspection
• Packaging

The crystal is incorporated into the finished exterior as part of the design rather than simply supplied as a loose decoration.
Particular attention is given to the crystal placement because its alignment, color, and proportion are central to the appearance of the finished product.

✦ Quality Check
Before packaging, key functions are checked, including:

• Bluetooth pairing
• Music playback
• Call audio
• Microphone operation
• Battery display
• Charging
• Physical controls
• Connection stability
• Voice prompts
• Device switching where supported
• Earphone connection
• Crystal alignment
• Exterior finish

Minor variations in decorative crystal appearance may occur because of reflections, lighting, screen settings, and viewing angle.

✦ Why We Designed It This Way
We wanted this piece to sit somewhere between personal technology and a small fashion accessory.
The electronic functions remain practical and straightforward, while the crystal detail creates the visual identity of the product.
For someone who uses a Bluetooth headset frequently—for work, commuting, calls, or music—we wanted it to feel like an accessory they intentionally chose rather than simply another piece of generic electronics.

✦ Specifications
Bluetooth Version: 5.2
Transmission Frequency: 2.4 GHz
Wireless Range: Approx. 10 m / 33 ft
Battery Capacity: 140mAh
Talk Time: Up to approx. 20 hours
Music Time: Up to approx. 20 hours
Standby Time: Approx. 180 days
Charging Time: Approx. 20 minutes
Charging Interface: USB-C
Display: LED battery display

Functions: Calling, music playback, battery display, call vibration reminder, dual-device connection, voice prompts
Specifications and operating time are approximate. Actual performance may vary depending on connected device, Bluetooth conditions, volume level, usage patterns, temperature, and other environmental factors.