Liberty 4 NC (Refurbished)

Reduce noise by up to 98.5% with our advanced noise cancelling system
Adaptive ANC 2.0 adapts to ears and environment in real-time
11mm drivers, Hi-Res Wireless and LDAC technology for crisp sound
Full adjustable EQ with Hear ID 2.0 for a tailored sound profile
10/50 hours of battery for long-lasting quiet
Fast Pair and Bluetooth 5.3 multi-point connection
IPX4 water-resistance against spills and rain
6 mics and an AI algorithm enable crystal clear calls