The Grado GW100x headphone becomes even better with Bluetooth 5.2, longer battery, and our new X Drivers. Nothing is lost except the wires. 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 This item is available for local pickup.(Details) Authorized dealer. Sold with full warranty.