BLE, accelerometer, heart sensor, and a battery, all in a tiny package that fits on your finger. Back when we covered it, we ...
Warranty&Compatibility: 12 months warranty; Radio Earpiece/Walkie Talkie Earpiece Headset compatible with Baofeng Kenwood Retevis BTECH PXTON SAMCOM Anytone TYT WOUXUN 2 Pin radios; including ...
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