Active Noise-Cancellation: NO

Bluetooth Standard: Bluetooth v5.3

Battery Indicator: Digital Display

Chipset: JL

Codecs: AAC

Communication: Wireless

Function: Wireless Charging, Built-in Cable, LED Display, Noise Cancelling, On-Ear Headphones

Style: In-ear

Support Memory Card: No

Volume Control: Yes

Waterproof Standard: IPX-5

Wireless delay time: 31-40 ms

Model Number: M90

Connectors: None

Use: Portable Media Player, Mobile Phone, Aviation, COMPUTER, Dj, Gaming, Sports, Audiophile, Travel, PROFESSIONAL, HEARING AID, For Internet Bar, For iPod, HiFi Headphone

Private Mold: Yes

Control Button: Yes

Wireless: Yes

Blue-tooth Standard: Blue-tooth v5.3

Battery Indicator: Digital Display

Chipset Model: 6983

Frequency response range: 50Hz-20KHz

Talk time: about 4 hours

Standby time: 200 hours

Headphone charging time: 1 hour