A22 English Version Pull-out Digital Display Bluetooth EarphoneFeatures: 1. Bluetooth 5.2 technology, longer transmission, more stable, lower power consumption 2. High-definition noise reduction calls; thousand yuan-lev 18D sound 3. Cool finger touch light; simple operation, can wake up Siri, play/pause music, turn up/down the volume, answer/reject calls, previous song/next song 4. The earphones can be used singly, or two together; the earphones are automatically paired when they are taken out of the charging box 5. Use with a large-capacity charging box, long-lasting battery life; can be used as a power bank 6. The middle LED digital display shows the battery power of the charging box, and the left and right LED breathing lights respectivy display the battery power of the left and right earphones. 7. Support English prompt tone 8. Pull to open, comfortable to wear 9. Life grade waterproof and sweat proof Product parameters: 1. Bluetooth version: V5.2 2. Transmission range: 10 meters 3. Single headset battery capacity: 40mAh 4. Music time: about 120 hours (use with charging box) 5. Standby time: about 150 hours (used with charging box) 6. Charging box size: 86.5x48x28mm 7. Product weight: 170g Packing list: Charging box x 1 English manual x 1 Data cable x 1 S ear cap x 2 L ear cap x 2 Bluetooth headset (with M ear cap) x 2