The Green Lion Neck X Wireless Neckband is a perfect blend of technology and comfort for an unmatched audio experience. It has a 10mm driver and 20Hz-5KHz frequency, so it gives clear, sharp sound along with deep bass. The newest Bluetooth V5.4 ensures a strong connection with a transmission of 10 meters, and the dual-mic ENC ensures clear calls. With its ultra-lightweight ABS material design and IPX3 water-resistance standard, the neckband is perfect for use in active life. The neckband offers a maximum talk time of 21 hours and 20 hours of playtime with a battery of 200mAh, which gets fully charged within 1.2 hours via Type-C charging port. Ergonomic fit guarantees long listening hours and 96±3 dB sensitivity ensures an unforgettable listening experience. Whether it's for work or leisure, the Green Lion Neck X is a convenient friend to have during the day.