{"product_id":"crystal-bluetooth-earpiece-wireless-earbud-led-battery-display-20h-music-usb-c","title":"Crystal Bluetooth Earpiece, Wireless Earbud, LED Battery Display, 20H Music (USB-C)","description":"\u003ch2\u003eA compact Bluetooth earpiece designed to bring together everyday function and jewelry-inspired style.\u003c\/h2\u003e\n\u003cp\u003eThis 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.\u003cbr\u003eDesigned 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.\u003cbr\u003eChoose from multiple crystal colors to create a combination that fits your style.\u003c\/p\u003e\n\u003cp\u003e✦ Key Features\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eBluetooth 5.2 wireless connection\u003c\/li\u003e\n\u003cli\u003eUp to 20 hours talk time\u003c\/li\u003e\n\u003cli\u003eUp to 20 hours of music playback\u003c\/li\u003e\n\u003cli\u003eApprox. 180 days standby\u003c\/li\u003e\n\u003cli\u003e140mAh rechargeable battery\u003c\/li\u003e\n\u003cli\u003eApprox. 20-minute charging time\u003c\/li\u003e\n\u003cli\u003eUSB-C charging\u003c\/li\u003e\n\u003cli\u003eLED battery display\u003c\/li\u003e\n\u003cli\u003eApprox. 10 m \/ 33 ft wireless range\u003c\/li\u003e\n\u003cli\u003e2.4 GHz transmission frequency\u003c\/li\u003e\n\u003cli\u003eIncoming call vibration reminder\u003c\/li\u003e\n\u003cli\u003eDual-device connection\u003c\/li\u003e\n\u003cli\u003eVoice prompt function\u003c\/li\u003e\n\u003cli\u003eCompact portable design\u003c\/li\u003e\n\u003cli\u003eWired in-ear earpiece\u003c\/li\u003e\n\u003cli\u003eCompatible with many phones, tablets, and computers\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eActual battery life and wireless range may vary depending on volume, Bluetooth conditions, connected device, environment, and individual usage.\u003c\/p\u003e\n\u003cp\u003e✦ Crystal Color Options\u003cbr\u003eThe front crystal detail is available in multiple colors:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eRed\u003c\/li\u003e\n\u003cli\u003ePurple\u003c\/li\u003e\n\u003cli\u003eGreen\u003c\/li\u003e\n\u003cli\u003eClear\u003c\/li\u003e\n\u003cli\u003eBlue\u003c\/li\u003e\n\u003cli\u003ePink\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eEach faceted crystal is selected to create a small jewelry-inspired focal point on the front of the device.\u003cbr\u003ePlease choose your preferred available crystal color from the listing options.\u003c\/p\u003e\n\u003cp\u003e✦ LED Battery Display\u003cbr\u003eThe integrated digital display lets you quickly check the remaining battery level without opening an app.\u003cbr\u003eThis makes it easier to see when the headset needs charging before:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eWork\u003c\/li\u003e\n\u003cli\u003eMeetings\u003c\/li\u003e\n\u003cli\u003eCommuting\u003c\/li\u003e\n\u003cli\u003eTravel\u003c\/li\u003e\n\u003cli\u003eLong phone calls\u003c\/li\u003e\n\u003cli\u003eDaily listening\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e✦ Up to 20 Hours of Talk \u0026amp; Music\u003cbr\u003eThe 140mAh rechargeable battery is designed for extended everyday use.\u003cbr\u003eApproximate performance:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eTalk Time: up to 20 hours\u003c\/li\u003e\n\u003cli\u003eMusic Time: up to 20 hours\u003c\/li\u003e\n\u003cli\u003eStandby Time: about 180 days\u003c\/li\u003e\n\u003cli\u003eCharging Time: approximately 20 minutes\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eBattery performance varies according to volume, calling frequency, Bluetooth signal strength, device settings, and environment.\u003c\/p\u003e\n\u003cp\u003e✦ Fast USB-C Charging\u003cbr\u003eThe USB-C charging interface makes the device easy to recharge using commonly available charging cables.\u003cbr\u003eA short charging period helps make the headset practical for busy schedules, workdays, commuting, and travel.\u003c\/p\u003e\n\u003cp\u003e✦ Dual-Device Connection\u003cbr\u003eThe headset supports connection with compatible Bluetooth devices and is designed to make switching between everyday work and personal use more convenient.\u003cbr\u003eThis can be particularly useful for users who regularly work between multiple devices, such as a phone and computer.\u003cbr\u003eCompatibility and available functions may vary by device and operating system.\u003c\/p\u003e\n\u003cp\u003e✦ Wide Compatibility\u003cbr\u003eDesigned for use with many Bluetooth-enabled devices, including:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eiPhone\u003c\/li\u003e\n\u003cli\u003eAndroid phones\u003c\/li\u003e\n\u003cli\u003eTablets\u003c\/li\u003e\n\u003cli\u003eLaptops\u003c\/li\u003e\n\u003cli\u003eDesktop computers with Bluetooth capability\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eWireless range is approximately 10 meters \/ 33 feet under suitable conditions.\u003cbr\u003eWalls, interference, connected hardware, and the surrounding environment may affect actual range.\u003c\/p\u003e\n\u003cp\u003e✦ Design Concept\u003cbr\u003eOur design concept began with a simple question:\u003cbr\u003eCan an everyday Bluetooth headset feel less industrial and more like a personal accessory?\u003cbr\u003eMany compact Bluetooth earpieces focus entirely on function, using plain black housings with little visual identity.\u003cbr\u003eFor 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.\u003cbr\u003eThe faceted crystal was chosen as the central design detail.\u003cbr\u003eRather 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.\u003cbr\u003eThe crystal colors allow the same functional product to express different personalities:\u003cbr\u003eRed for a bold accent\u003cbr\u003ePurple for a richer, elegant look\u003cbr\u003eGreen for something fresh and distinctive\u003cbr\u003eClear for a subtle, versatile finish\u003cbr\u003eBlue for a bright classic look\u003cbr\u003ePink for a softer, playful style\u003cbr\u003eOur goal was to create a Bluetooth accessory that could feel intentionally chosen rather than purely utilitarian.\u003c\/p\u003e\n\u003cp\u003e✦ Our Design Process\u003cbr\u003eThe design process focused on balancing function, portability, visual simplicity, and decorative detail.\u003cbr\u003eWe first considered how the product would be used during a normal day:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eanswering calls\u003c\/li\u003e\n\u003cli\u003elistening to music\u003c\/li\u003e\n\u003cli\u003echecking battery level\u003c\/li\u003e\n\u003cli\u003echarging between activities\u003c\/li\u003e\n\u003cli\u003ecarrying the unit while commuting\u003c\/li\u003e\n\u003cli\u003emoving between work and personal devices\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eFrom there, we developed the exterior around several priorities.\u003c\/p\u003e\n\u003col\u003e\u003cli\u003eCompact Body Proportions\u003c\/li\u003e\u003c\/ol\u003e\n\u003cp\u003eThe receiver was kept slim and compact so it can remain portable without requiring a bulky headset body.\u003c\/p\u003e\n\u003col\u003e\u003cli\u003eFront-Facing Battery Display\u003c\/li\u003e\u003c\/ol\u003e\n\u003cp\u003eThe LED battery indicator was positioned near the bottom of the front surface so users can quickly check power status.\u003c\/p\u003e\n\u003col\u003e\u003cli\u003eCrystal Placement\u003c\/li\u003e\u003c\/ol\u003e\n\u003cp\u003eThe decorative crystal was positioned centrally above the display.\u003cbr\u003eWe chose this location because it remains clearly visible while staying separate from the buttons, charging interface, and display.\u003c\/p\u003e\n\u003col\u003e\u003cli\u003eCrystal Color Selection\u003c\/li\u003e\u003c\/ol\u003e\n\u003cp\u003eWe tested multiple decorative color combinations to make sure the crystal remained visible against the darker body finish.\u003cbr\u003eEach crystal color creates a different visual character without changing the core functionality of the product.\u003c\/p\u003e\n\u003col\u003e\u003cli\u003eControl Accessibility\u003c\/li\u003e\u003c\/ol\u003e\n\u003cp\u003eSide controls were positioned for convenient everyday operation while keeping the front face visually clean.\u003c\/p\u003e\n\u003col\u003e\u003cli\u003eCharging Interface\u003c\/li\u003e\u003c\/ol\u003e\n\u003cp\u003eUSB-C charging was incorporated to make recharging straightforward and compatible with commonly used cables.\u003c\/p\u003e\n\u003cp\u003e✦ Production Details\u003cbr\u003eThis product is designed by our team and manufactured in our own production facility.\u003cbr\u003eThe production process combines electronic assembly with exterior finishing and decorative detailing.\u003cbr\u003eTypical production stages include:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eHousing preparation\u003c\/li\u003e\n\u003cli\u003eBluetooth module assembly\u003c\/li\u003e\n\u003cli\u003eBattery installation\u003c\/li\u003e\n\u003cli\u003eInternal electronic component assembly\u003c\/li\u003e\n\u003cli\u003eEarphone cable installation\u003c\/li\u003e\n\u003cli\u003eControl-button assembly\u003c\/li\u003e\n\u003cli\u003eUSB-C charging interface installation\u003c\/li\u003e\n\u003cli\u003eLED battery display installation\u003c\/li\u003e\n\u003cli\u003eExterior surface finishing\u003c\/li\u003e\n\u003cli\u003eCrystal selection\u003c\/li\u003e\n\u003cli\u003eCrystal placement and alignment\u003c\/li\u003e\n\u003cli\u003eFunctional testing\u003c\/li\u003e\n\u003cli\u003eCharging test\u003c\/li\u003e\n\u003cli\u003eBluetooth connection test\u003c\/li\u003e\n\u003cli\u003eAudio test\u003c\/li\u003e\n\u003cli\u003eCall-function test\u003c\/li\u003e\n\u003cli\u003eBattery-display inspection\u003c\/li\u003e\n\u003cli\u003eFinal cosmetic inspection\u003c\/li\u003e\n\u003cli\u003ePackaging\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe crystal is incorporated into the finished exterior as part of the design rather than simply supplied as a loose decoration.\u003cbr\u003eParticular attention is given to the crystal placement because its alignment, color, and proportion are central to the appearance of the finished product.\u003c\/p\u003e\n\u003cp\u003e✦ Quality Check\u003cbr\u003eBefore packaging, key functions are checked, including:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eBluetooth pairing\u003c\/li\u003e\n\u003cli\u003eMusic playback\u003c\/li\u003e\n\u003cli\u003eCall audio\u003c\/li\u003e\n\u003cli\u003eMicrophone operation\u003c\/li\u003e\n\u003cli\u003eBattery display\u003c\/li\u003e\n\u003cli\u003eCharging\u003c\/li\u003e\n\u003cli\u003ePhysical controls\u003c\/li\u003e\n\u003cli\u003eConnection stability\u003c\/li\u003e\n\u003cli\u003eVoice prompts\u003c\/li\u003e\n\u003cli\u003eDevice switching where supported\u003c\/li\u003e\n\u003cli\u003eEarphone connection\u003c\/li\u003e\n\u003cli\u003eCrystal alignment\u003c\/li\u003e\n\u003cli\u003eExterior finish\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eMinor variations in decorative crystal appearance may occur because of reflections, lighting, screen settings, and viewing angle.\u003c\/p\u003e\n\u003cp\u003e✦ Why We Designed It This Way\u003cbr\u003eWe wanted this piece to sit somewhere between personal technology and a small fashion accessory.\u003cbr\u003eThe electronic functions remain practical and straightforward, while the crystal detail creates the visual identity of the product.\u003cbr\u003eFor 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.\u003c\/p\u003e\n\u003cp\u003e✦ Specifications\u003cbr\u003eBluetooth Version: 5.2\u003cbr\u003eTransmission Frequency: 2.4 GHz\u003cbr\u003eWireless Range: Approx. 10 m \/ 33 ft\u003cbr\u003eBattery Capacity: 140mAh\u003cbr\u003eTalk Time: Up to approx. 20 hours\u003cbr\u003eMusic Time: Up to approx. 20 hours\u003cbr\u003eStandby Time: Approx. 180 days\u003cbr\u003eCharging Time: Approx. 20 minutes\u003cbr\u003eCharging Interface: USB-C\u003cbr\u003eDisplay: LED battery display\u003c\/p\u003e\n\u003cp\u003eFunctions: Calling, music playback, battery display, call vibration reminder, dual-device connection, voice prompts\u003cbr\u003eSpecifications and operating time are approximate. Actual performance may vary depending on connected device, Bluetooth conditions, volume level, usage patterns, temperature, and other environmental factors.\u003c\/p\u003e","brand":"YiqinLiving","offers":[{"title":"Blue \/ Pink Crystal","offer_id":41727408603194,"sku":"K65[D-422LED]钻石","price":78.99,"currency_code":"USD","in_stock":true},{"title":"Blue \/ Red Crystal","offer_id":41727408635962,"sku":"K65[D-422LED]钻石","price":78.99,"currency_code":"USD","in_stock":true},{"title":"Blue \/ Blue Crystal","offer_id":41727408668730,"sku":"K65[D-422LED]钻石","price":78.99,"currency_code":"USD","in_stock":true},{"title":"Blue \/ Purple Crystal","offer_id":41727408701498,"sku":"K65[D-422LED]钻石","price":78.99,"currency_code":"USD","in_stock":true},{"title":"Blue \/ Green Crystal","offer_id":41727408734266,"sku":"K65[D-422LED]钻石","price":78.99,"currency_code":"USD","in_stock":true},{"title":"Blue \/ Clear Crystal","offer_id":41727408767034,"sku":"K65[D-422LED]钻石","price":78.99,"currency_code":"USD","in_stock":true},{"title":"Black \/ Pink Crystal","offer_id":41727408799802,"sku":"K65[D-422LED]钻石","price":78.99,"currency_code":"USD","in_stock":true},{"title":"Black \/ Red Crystal","offer_id":41727408832570,"sku":"K65[D-422LED]钻石","price":78.99,"currency_code":"USD","in_stock":true},{"title":"Black \/ Blue Crystal","offer_id":41727408865338,"sku":"K65[D-422LED]钻石","price":78.99,"currency_code":"USD","in_stock":true},{"title":"Black \/ Purple Crystal","offer_id":41727408898106,"sku":"K65[D-422LED]钻石","price":78.99,"currency_code":"USD","in_stock":true},{"title":"Black \/ Green Crystal","offer_id":41727408930874,"sku":"K65[D-422LED]钻石","price":78.99,"currency_code":"USD","in_stock":true},{"title":"Black \/ Clear Crystal","offer_id":41727408963642,"sku":"K65[D-422LED]钻石","price":78.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0597\/7043\/7690\/files\/il_fullxfull.8657522489_pkkx.jpg?v=1791328919","url":"https:\/\/yiqinliving.com\/products\/crystal-bluetooth-earpiece-wireless-earbud-led-battery-display-20h-music-usb-c","provider":"YiqinLiving","version":"1.0","type":"link"}