Features: 1. Wireless 5.0, low latency, game synchronization 2. Ultra-low power consumption, playing time up to 4.5-5 hours 3. Fashion and novel appearance 4. Breathing light design, use the breathing light to open the lid and pair immediately. 5. In-ear ergonomic design, comfortable to wear. Specifications: Product Model: MG1 Color: Black, White Use Time: 4.5h Charging Time: 1.5h Transmission Distance: 10m Support Protocol: A2DP HFP HSP AVRCP Standby Time: 40h Bluetooth Version: V5.0 Package Included: 1 * One pair of Bluetooth headsets 1 * Charging box 1 * Charging cable 1 * User Manual 4 * Ear cap