The inside of the bracelet use the medical silicone, you won’t feel uncomfortable when wear it. 3. Four recording timbres for option: 1536Kbps/512Kbps/192Kbps/32Kbps
3 ។ បួនខ្ទង់ថតសម្រាប់ជម្រើស: 1536Kbps / 512Kbps / 192Kbps / 32Kbps