| Brand | NO |
| Model | Mini-503 |
| Quantity | 1 |
| Color | Black |
| Bluetooth Version | V2.1+ EDR |
| Ear Coupling | Behind the Neck |
| Talk Time | 5 Hour |
| Standby Time | 250 Hour |
| Operating Range | 10 meter |
| Compatibility | V2.1 / V2.0 |
| Microphone | Yes |
| Radio | N/A |
| Supports Music Format | MP3 |
| Power Supply | Built-in battery |
| Built-in Battery Capacity | 350mAh |
| Compatible With | All cellphones w/ bluetooth |
| Packing List | 1 x Headphone1 x Chinese user manual1 x USB cable (80cm) |