GW100x Wireless

Precision Takes Patience Our first wireless headphone becomes even better with Bluetooth 5.2, longer battery, and our new X Drivers. Nothing is lost except the wires. SPECS  Bluetooth Version: 5.2 Battery Capacity: 850mAh Working Distance: 10m Battery Life: 46 hours* Frequency Response: 20Hz~20KHz Mic Sensitivity: 42dB +/- 3dB Transducer Type: Dynamic Operating Principle: Open Air SPL 1mW: 99.8 dB Nominal Impedance: 38 ohms Driver Matched dB: .1 dB   70 Years of Experience. Materiality of Sound Grado has perfected the art of sonic reproduction over the past seven decades. Every experience since our first day at the workbench in 1953 has led to the GW100x and its desired sonic capabilities. Our signature sound in wireless form, the GW100x aims to bring an honest texture to your music.  Bluetooth 5.2. Dentist Approved. Two Days to Tune Out With a more efficient battery and Bluetooth 5.2, the GW100x can now play music for