R300 TWS Bluetooth 5.0 Waterproof Wireless Binaural Sport Bluetooth Headset(Blue) Tag-Safety Box General Compatible with HP: Spectre

General Compatible with HP:  Spectre x360 15-eb

Back cover replacement for Google Pixel 4XL

do not read data blue light often bright

94/50/30/29

Purpose: mobile phone holder

R300 TWS Bluetooth 5.0 Waterproof Wireless Binaural Sport Bluetooth Headset(Blue) Tag-Safety Box General Compatible with HP: Spectre1. Ergonomic semi in ear design does not block the ear canal. 2. Comfortable and transparent. 3. Intelligent opening sensor, no need for complicated connection operation, take out the headset and connect automatically. 4. Bluetooth 5. 0, 10m unobstructed transmission. 5. Parameters: Bluetooth version: 5. 0 Bluetooth distance: 10 meters Battery capacity: 30mA x 2 Frequency response range: 20HZ 20KHZ Bluetooth decoding format: SBCAAC Specification: