Redmi Buds 4 True Wireless Stereo (TWS)

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  • Last Updated: 16th January 2026
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Key Specs
  • Headphone Type In-Ear
  • Microphone Yes
  • Connectivity True Wireless Stereo (TWS)
Market Status Released
Release Date 4th October 2022
Official Website www.mi.com

Redmi Buds 4 True Wireless Stereo (TWS) Full Specifications

General
Brand Redmi
Model Buds 4 True Wireless Stereo (TWS)
Release date 4th October 2022
Model Number M2137E1
Headphone Type In-Ear
Connectivity True Wireless Stereo (TWS)
Product details
Microphone Yes
Driver Type Dynamic
Number of Drivers 2
Water Resistant IP54
Weight (g) 4.50
Weight With Case (g) 55
Sound features
Impedance (Ohms) 16
Noise Reduction (dB) 35
Connectivity features
Bluetooth Yes
Bluetooth Version 5.2
Bluetooth range (Metres) 10
Battery features
Charging Port USB Type-C
Battery Life (Hrs) Earpieces Only 6
Battery Life (Hrs) With Case Total 30
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Redmi Buds 4 True Wireless Stereo (TWS) News

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