X57-New sleeping earphones, wearable when lying on your side, dedicated for sleeping, with digital display, charging compartment, intelligent power, digital display, call noise reduction, zero delay, HIFI sound quality, ultra-long battery life

Fully upgraded sleeping earphones, breaking through the traditional 9D noise reduction High appearance Powerful healthy sleep black technology Pure physical sleep aid Lightweight and comfortable Wearable for side lying Special for sleeping Mini and compact with digital display Charging compartment Intelligent power digital display Noise reduction for calls Zero delay HIFI sound quality Ultra-long battery life Adopting the latest 5.3 Bluetooth version, stable connection and fast transmission, no need to worry about freezing and disconnection. Unique directional sound transmission technology, while enjoying music, the surrounding sounds can also be clearly heard without sense of delay Layered diaphragm speaker Large-capacity charging compartment Long battery life Listen to music for 500 hours Fantasy experience Immersive 360-degree sound effects