Active Noise-Cancellation: NO Bluetooth Standard: Bluetooth v5.2 Battery Indicator: LED Chipset: Other Codecs: APT-X Communication: Wireless Feature: Sustainable, Perfect Sound Function: Microphone, Power Bank, Waterproof, LED Display Material: ABS Style: In-ear Support Memory Card: No Volume Control: Yes Waterproof Standard: IPX-6 Wireless delay time: 31-40 ms Model Number: M90 Pro Brand Name: Dealbay
