Used.
| Brand | Sennheiser |
| Form Factor | Headband |
| Type | Ear-Cup (Over the Ear) |
| Number Of Earpieces | Double |
| Wireless Technology | Bluetooth |
| Color | Black |
| Model | HD 450BT |
| Connectivity | Bluetooth |
What stands out about the brand Sennheiser is the reliable Bluetooth connection that doesn’t drop out in my apartment.