TWS J4 Wireless Earbuds Bluetooth 5.0 Earphone Sport Stereo Bass Wireless Earbuds LED Display HD Music Headset with Charging Box

Specifications:

• Bluetooth version: V5.0
• Playing time: approximately 4-5 Hours
• Standby time: 100 Hours
• Headphone speaker: true copper ring speaker
• Headphone battery capacity: 40 mAh
• Charging box battery capacity: pure cobalt 300 mAh (with protective plate)
• Effective distance: 10+ meters

Features:

• Blue box packaging: press button, pop-up window connection, automatic charging, automatic startup, automatic pairing
• Listen to songs or make and receive calls