| Model | NST-131 |
| Type | MP3 player |
| Quantity | 1 |
| Color | Black |
| Memory Type | Internal |
| Memory Capacity | 4 GB |
| Expansion Slot | NO |
| Display Size | 1.0 inch |
| Audio Format | MP3 |
| Connection Type | USB 2.O |
| Headphones Jack | 3.5 mm |
| Battery Type | Built-in Li-ion battery |
| Battery Capacitity | 200 mAh |
| Headphones Included | Yes |
| Additional Features | Waterproof; energy saving; auto off; AM76~90MHZ / FM87.0~108MHZ |
| Packing List | 1 x MP3 player4 x Earbud1 x Earphone (85cm-cable)1 x Carrying strap (35cm)1 x Cleaning cloth1 x Clip1 x USB charging cable (12cm)1 x English user manual |