Suggested Retail: $23.02. Invisible Earbuds Sleep Bluetooth Earbuds Mini Tiny Discreet Hidden Headphones for Work - These SZHTFX invisible earbuds are perfect for work or sleep. They offer quick connection to all Bluetooth-enabled devices and an extra long working hours of 3.5 hours for music or talking. The 260mAH battery charging case provides additional power. The earbuds feature a stable Bluetooth V5.0 chip for stable connection and signal transmission. They are waterproof and come with a media control. The package includes 1 lithium polymer battery. Brand: SZHTFX Model: SZHTFX -- LOT STICKER: TCE-BOX-BOXTCED0438-ITEM-05dcc4ec___LPNPMCB7920884 SZHTFX Invisible Earbuds Sleep Bluetooth Earbuds Mini Tiny Discreet Hidden Headphones for Work, Small Ear Canals Single Earbud with Charging Case -- SIZES ARE ESTIMATED. 7 CALENDAR DAY FULL REFUND GUARANTEE (FROM PRIMARY PICKUP DATE) ON THIS ITEM IF ANY ISSUE IS FOUND THAT WAS NOT DESCRIBED/PICTURED. 7 CALENDAR DAY STORAGE (FROM PRIMARY PICKUP DATE) IS ALSO AVAILABLE. THE PRIMARY PICKUP DATE IS THE DAY AFTER THE AUCTION ENDS. SEE NOTES TO BIDDER, IN AUCTION DETAILS, AT THE TOP OF PAGE 1 FOR MORE INFO.