There is a difference in active noise reduction. South Carolina a2 has active noise reduction function, noise reduction depth of 40dB, in daily life can isolate 99% of the noise. The South Carolina Lite2 has only passive noise reduction and no active noise reduction function.
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Elsewhere, the South Carolina Lite2 performs well in terms of comfort, delay and sound quality. The South Carolina Lite2 uses a semi-in-ear design, which is comfortable to wear and has a good sense of transparency. At the same time, the South Carolina Lite2 uses a Bluetooth 5.2 chip, latency as low as 30ms, with excellent sound quality performance.
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Overall, the South Carolina a2 has an advantage in active noise reduction, while the South Carolina Lite2 performs better in terms of comfort, delay and sound quality. You can choose the right headset for you according to your needs and preferences.