Grey Beats- one bud doesn't work. Black beats- won't connect or reset. The headset is polytronics v5200. The charging case works. You can hear with the headset but there is a mic glitch. U Air4 gaming buds- everything works.
| Number Of Earpieces | Double |
| Color | Black |
| Year Manufactured | 2020s |
| MPN | MJ4Y3LL/A, MJ4Y3LLA |
| Suitable For | Universal |
| Brand | Beats by Dr. Dre |
| Form Factor | In-Ear Only |
| Unit Type | Unit |
| Wireless Technology | Bluetooth |
| Connectivity | Bluetooth |
| Cable Length | 0.8 m |
| Microphone Type | Built-In |
| Impedance | 32 ohm |
| Country Of Origin | United States |
The muted black shell blends into office desks, and that quiet look is a nice touch.