Fourier Wireless earphones with 3-hour battery life in wheat straw fibre and PP

Wireless headphones with microphone and charging case with battery status indicator. Each earbud has an LED indicator that activates when in use. As the product is made from natural materials, the colour and the printing result may vary between products. Material: PP, Wheat straw fiber Wireless transmission: BT v5.0 Capacity: earphones 40 mAh, charging case 300 mAh Approximate battery life: earphones 3 hours, combined 10 hours Approximate charging time: 2 hours Frequency response: 20-20KHz Signal-to-noise ratio: 90 dB Sensitivity: 95dB+/-3dB Impedance: 32 , Speaker diameter: 10 mm Includes: USB-A / USB-C cable Supply: kraft paper gift box Dimensions: 80 x 38 x 32 mm