
Stereo Factory 1: 1 Max PRO2 Anc (top-level version) Noise Cancelling Wireless Bluetooth Earphone Headphone Headset Earbuds HS1. Advanced ANC Technology: Features 3rd Gen Airoha ANC for superior noise cancellation. Bluetooth 5.1 Connectivity: Equipped with V5.1+EDR for stable and fast wireless transmission. IPX4 Waterproof Rating: Resistant to sweat and light rain for durable daily use. Long Battery Life: Provides 3-6 hours of continuous work time on a single charge. Fast Shipping Capability: Orders shipped within 24 hours from US or China warehouse. Comprehensive Warranty: 12-month warranty covering quality issues with replacement or refund. OEM/ODM Customization: Supports custom design and production based on client ideas and samples. Multiple Payment Options: Accepts PayPal, T/T, Western Union, MoneyGram, and Cash on Delivery.