Sanag Z50SPro Wireless Earbuds Bluetooth 5.3 with Charging Case Open Ear Headphones Ear-Free Lightweight 360° ACS Panoramic Sound Leakage Prevention 56 Hours Playback Master Class EQ Adjustment Directional Sound Transmission Smart App Compatible Low Latency Gaming IPX4 Water Resistant New, Unused Instant Purchase OK IMAX Panoramic Surround Sound: High-resolution native surround sound: Provides a wide and powerful soundstage, allowing you to enjoy pure bass, smooth vocals, and various music styles. Innovative Non-In-Ear Design: Safer and more comfortable: The innovative non-in-ear design, which keeps the earbuds away from the ear canal, allows you to hear external sounds. The design is friendly to glasses, allowing for a comfortable fit without any sensation and does not interfere with wearing glasses. DT6.0 Directional Sound Transmission Technology: Automatically detects the shape of the ear canal and adjusts the incident angle of sound waves to effectively reduce sound leakage and improve the sound quality experience. Long Playback Time: Up to 14 hours with the earbuds alone, and up to 56 hours with the charging case. You don't have to worry about frequent charging, so you can use them with confidence for commuting, going to school, business trips, and conference calls. The charging case can be fully charged in about 2 hours. Amazing Lightness and Compact Size: The earbuds weigh about 5.6g. You won't get tired even after wearing them for a long time. The case is also compact and fits neatly in small pockets or bags. Instant Connection: With the latest Bluetooth 5.3 technology, once connected, both earphones remember the device and automatically connect when you open the case again. No troublesome reconnection operations are required. Sophisticated Sound: While adopting the acoustic structure cavity and digital sound enhancement technology, it achieves powerful bass, clear treble, and delicate vocals. Provides an open listening experience with 360° spatial audio. Dedicated App Support: The highly sensitive touch control keys built into the earphones make it easy to manage music and calls. You can easily change songs, adjust the volume, and make calls without taking out your smartphone. Compatible with many devices and can be widely used.