REMAX Alloy Buds 1 X-Iron Series True Wireless Earbuds for Music & Calls

Description1. ENC intelligent noise reduction, speaking and hearing are clear 2. 13mm powerful dynamic unit, shocking bass, three-band balance, wake up the surging sound quality 3. Touch operation, lightweight design, comfortable to wear without burden 4. Bluetooth 5.3 connection, low latency and no lag 5. Automatically enter the pairing state, regardless of the primary and secondary earphones 6. IPX4 waterproof and sweatproof, easy to enjoy music indoors and outdoorsParameters: 1. Bluetooth version: V5.3 2. Transmission range: less than or equal to 10 meters 3. Drive unit: 13 mm in diameter 4. Frequency response: 50Hz-20KHz 5. Impedance: 32 ohms 6. Rated power: 2mW 7. Charging box battery capacity: 200mAh 8. Standby time: 100 days 9. Playing time: 4H 10. Charging time: 2H