TOZO Wireless Earbuds ANC Active Noise Cancellation Headphones Waterproof IPX6

Providing convenient charging way with no strings attached. TOZO NC2 Earbuds Black (L&R). Active Noise Cancellation: Hybrid 3 layer active noise cancellation. Inward-facing microphone listens inside ear canal to pick up internal sounds and produce anti-noise again to twice cancel the left noise.

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