E21 C
| Bluetooth Version | WIRELESS V5.0 |
| Bluetooth Version | WIRELESS V5.0 |
| Bluetooth Version | WIRELESS V5.0 |
| Bluetooth Version | WIRELESS V5.0 |
| Bluetooth Version | WIRELESS V5.0 |
| Bluetooth Version | WIRELESS V5.0 |
| Bluetooth Version | WIRELESS V5.0 |
| Bluetooth Version | WIRELESS V5.0 |
