A9 Airpods Pro with Touch Screen Display Black Edition_x000D_ Excellent Sound Quality_x000D_ Buds Display Working_x000D_ Wallpaper, Timer, Brightness, Anc, Transparency control,_x000D_ ANC+ dual-mark ENC+ in-ear detection light sense_x000D_ Noise reduction + light sensing in-ear detection_x000D_ Version: 5.4_x000D_ Transmission distance: 15M_x000D_ Battery type: 3.7V polymer battery 500mAh with protection board (3C fast charging battery),_x000D_ Headphone battery 30mah_x000D_ Charging time: 1h_x000D_ Headset working time: 5-6 hours_x000D_ Compatible with All Android & iPhones