acer OHR665 In Ear Tws Earbuds User Manual
acer OHR665 In Ear Tws Earbuds Specifications Operating frequency band 20Hz–20KHz Maximum radio-frequency power 3.67 dBm Charging case charging port Type-C Description Function Key(Touch) Charging port Headphone Indicator Light Charging case Tips: Gently place the earphones into the external ear…