R300 TWS Bluetooth 5.0 Waterproof Wireless Binaural Sport Bluetooth Headset(White) Filter-Speaker Bracket Double stitching + leather

Double stitching + leather

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Back cover replacement for Nokia 4

the unique noise suppression algorithm makes your voice perfectly presented

Voltage/current: 5V/1

R300 TWS Bluetooth 5.0 Waterproof Wireless Binaural Sport Bluetooth Headset(White) Filter-Speaker Bracket Double stitching + leather1. 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: