CORE INDEX01 Disposable Smart Ring Microphone User Guide
CORE INDEX01 Disposable Smart Ring Microphone Specifications Power Source: Non-rechargeable silver oxide cells (approx. 2-year lifespan under average use) Material: 316 Stainless Steel Water Resistance: Resistant to hand washing and showering Operating Temperature: -20°C to 60°C Connectivity: Bluetooth Ring Sizes:…