Round Head Solid Color First Layer Cowhide Casual Shoes for Men, 48 Color:Black Frequency response (microphone): 100 Hz

Frequency response (microphone): 100 Hz -10 kHz

Adjustable over-voltage recovery value

Easy and safe to open during altitude and temperature changes with a pressure balance valve

2 x USB-C 10Gbps

With Bluetooth anti-touch function

Round Head Solid Color First Layer Cowhide Casual Shoes for Men, 48 Color:Black Frequency response (microphone): 100 HzFeatures: 1. The first layer of cowhide is made with fine texture, clear texture, tight stitching and more comfortable wearing. 2. Weaving and waxing lace design, easy to put on and take off, feel the joy of wearing and taking off 3. Inside the pigskin material, good breathability keeps your feet cool and breathable for your walking comfort. 4. Exquisite stitching technology, precise grasp of every detail, stable needle stitching, three dimensional