Zhi Shang Wireless Bluetooth Headphones Call Noise Reduction Earphones With Colorful Lighting

Bluetooth version: V5.3 7003D4

Supported protocols: HSP, HFP, A2DP, AVRCP

Battery capacity 40mAh*2 (without protection board, headphone board lithium battery protection IC),

Charging compartment battery capacity: 300mAh (with protection board)

Charging time: 1.5H

Call duration: 6H

Play time: 7H

Standby time: 300H

Horn specification: Φ10mm/32Ω

Frequency range: 20-20K Hz

Bluetooth working frequency: 2.402GHZ-2.480GHZ

Bandwidth: 100KHZ-5KHZ

Maximum transmission distance: 15M

Frequency response sensitivity: 104±3dB

Voice prompt: support

Multi-point connection: not supported

Wearing method: in the ear

Manual: Chinese and English

Interface: TYPE-C Waterproof level: IPX6

ENC noise reduction depth (dual microphone call noise reduction): >-40dB

Included accessories: USB charging cable, manual