High-quality wireless earphones, Bluetooth V5.0 compatible, up to 5 hours of playback. - Bluetooth Version: V5.0 - Bluetooth Profiles: HFP/HSP/A2DP/AVRCP/SPP/PBAP - Communication Distance: 10m - Battery Capacity: 40mAh - Charging Case Capacity: 400mAh - Playback Time: Approximately 5 hours - Charging Time: Approximately 1.5 hours - Sound Quality: High-quality (Sound Pressure: 95±3dB) Thank you for viewing. U-142 ★ Brand new, unused, and free shipping! ★ Clearance sale! ★ Limited stock! ★ Wireless earphones! ★ High sound quality & high performance! ★ Stylish and luxurious design! ★ Glossy and radiant like obsidian! ★ Difficult to fall out of the ears! ★ Beautiful sound from high to low frequencies! ★ Long continuous use OK! ★ Ultra-lightweight and compact! ★ Single-ear use OK! ★ Super convenient touch operation! ★ One-click call OK!