Bluetooth Earbuds use Bluetooth 5.0 technology, easy to pair, wide compatibility, working distance 10m (obstacle-free), Wireless Earbuds are light in weight, comfortable and painless to wear. Wireless Earbuds Bluetooth is equipped with a compact charging compartment, which is easy to carry. Feature: Wide compatibility: Bluetooth Earbuds use Bluetooth 5.0 technology, easy to pair, wide compatibility, working distance 10m (without obstacles) Comfortable to wear: Wireless Earbuds are light in weight, comfortable to wear and painless Smart touch: Wireless Earphone adopts smart touch design, fashionable and avant-garde Charging compartment: Wireless Earbuds Bluetooth charging compartment is compact, easy to carry, and use as you wish Stereo: Noise Cancelling Earbuds can listen to stereo, the sound quality is clear, you can enjoy music Specification: Item Type: Bluetooth Earphone Material: ABS Bluetooth Version: V5.0 Battery Capacity (Charging Box): 200mAh Battery Capacity (Earplugs): left/right (45mAh) Charging Time: 1-2 hours Standby Time: 12 hours Working Time: 3 hours Support Protocol: A2DP / HFP / HSP / AVRCP / SPP Transmission Frequency: (2400-2483.5) MHz Working Distance: 10m (without obstacles) Package List: 2 x Bluetooth Earphone 1 x Charging Box 1 x Data Cable