REMAX TWS-28 Metal Ultra-thin True Wireless Bluetooth Earphones(Silver)

1. Bluetooth: 5.3 2. Battery capacity: charging box 300mAh, earphone 30mAh 3. Use time: 6h 4. Standby time: 60h 5. Metal appearance, support master-slave switching, single-ear and double-ear talk, support voice call function, and summon Siri. 6. Bluetooth 5.3 connection transmission is faster and more stable. 7. Equipped with 300mA large-capacity charging, 12-16 hours of music playback. 8. Professional sound engineering technology. The original flavor is close to CD-level sound quality. 9. Minimalist touch, easy operation, whatever you want. 10. Unimaginable slim design. Take it with you.