Side Sleep Earbuds, Invisible Sleep Wireless Earphone Waterproof Built-in Mic, Bluetooth Earbuds with Fast Charging Case (Black)

Function: Extra long standby, 48 hours of long-lasting battery life; High definition calls with no delay; The body is very compact and easy to carry around Bluetooth earphones: Bluetooth 5.3 continuously stutters, with strong signal penetration, faster and more stable transmission, ensuring high-quality high-frequency audio source signals Long lasting range of large capacity charging compartment Thousand yuan HiFi sound quality 13mm dynamic speaker Creating a wide sound field and balanced listening experience, with solid and powerful bass that touches the heartstrings with details, truly experiencing live explosive sound quality 13mm dynamic horn Low frequencies are more sufficient to accurately reproduce real sound Note: The above are all manual tests, and there may be slight differences in the actual usage environment Hardcore upgrade with Bluetooth 5.3, powerful core for higher performance Upgraded Bluetooth 5.3xp, reducing power consumption by nearly 50%, longer battery life, compatible with various Bluetooth products, easy and excellent entertainment control

• 3 Low power is the core technology of earphones, adopting a mini energy gathering chamber design with a built-in large capacity lithium battery to protect your wireless music