Microphone Bluetooth Volume Control: Yes Vocalism Principle: Bone Conduction Support APP: No In-ear Wireless Sport, For Mobile Phone, Common Headphones, Video Game Features: With Microphone, Active Noice Cancelling Control Button: Yes Communication: Wireless Certification: CE Bluetooth Version: 5.0 Active Noise-Cancellation: Yes Size: 14*7*3.5cm Delivery: 25-30 days
