Xiaomi Buds 4 Specifications

Content
Xiaomi has officially unveiled long-awaited new products such as the Mi 13 series and MIUI 14 series, which have generated a lot of buzz with their advanced features and stylish design. Xiaomi also released a new audio flagship – Xiaomi Sound Pro and launched sales of Xiaomi Buds 4, which replaces last year's Xiaomi Buds 3.
Xiaomi Buds 4 is a TWS earphone that is a refined version of Buds 4 Pro, which debuted in China in August this year. Xiaomi Buds 4 are made in the form of half-ears (“angel ring” design), similar to AirPods, they do not have silicone ear tips and are IPX54 waterproof. Optimized center of gravity transfers center of gravity to the earbuds with a 60° tilt angle design and reasonable weight ratio for wearing stability.
Sound
Xiaomi Buds 4 are equipped with graphene drivers with a diameter of 11 mm. The headphones support LHDC 5.0 codec (up to 24bit/192kHz) and Hi-Res Audio. Features:
- LHDC-V 5.0. The LHDC-V 5.0 codec supports 24bit/192kHz sampling rate, with a bit rate of 128 kbps ~ 1 Mbps and a frequency response range from 20 Hz to 96 kHz + Lossless and LE Audio support is available thanks to the codec on the device.
- Active noise reduction. Xiaomi Buds 4, support real-time adjustment of active noise reduction, three built-in AI call noise reduction microphones (provide clear call quality and wind noise reduction) and spatial audio (360 degree and transparent mode) with a built-in six-axis sensor.
- Autonomy. In terms of music playback time, Xiaomi Buds 4 (with AAC codec, 50% volume and noise reduction off) support 6 hours of playback and 30 hours of total battery life (with case), charge the headphones in the box for 10 minutes, and listen another 2.5 hours. Headphones support simultaneous connection to two devices.
Application
Features:
- Magic Center. Xiaomi Buds 4 Xiaomi has a Xiaomi Mi Miaoxiang or Magic Center (currently supported by devices released for the Chinese domestic market) is a new feature in MIUI 13 for streaming information between devices. No matter mobile phones, tablets, TVs, speakers or laptops, content can be broadcast to multiple devices with a single drag and drop.
- Mi Headphones APP. Download the Mi Headphones APP to discover more personalized features – spatial audio, immersive listening, or set your favorite headphone control gestures, and many other features are waiting for you.
- Case. The case (case) for storage / charging is made in the form of a pebble with a two-color design, just like the body, the headphones are made with a mirror and matte splicing, which looks textured.
- Dimensions. Earpiece weight and dimensions: 4.4 g (± 0.2 g), size 18, 62 × 19.70 × 30.68 mm, weight, and dimensions of the case (case): 37.65 g (+1 g), 50.90 × 58.09 × 26.98 mm.
- IP54. Degree of protection: headphone IP54 – protection against limited ingress of dust (dustproof) and protection against splashing water from any direction, charging case IPX4 – protection against splashing water from any direction.

