| Model | WJ-01 |
| Type | Mini |
| Colors | Red + Silver |
| Quantity | 1 |
| Material | Plastic |
| Internal Memory | N/A |
| Memory Card Type | Support USB flash drive / TF card |
| Max Extended Capacity | 16GB |
| Media Format | MP3 |
| Total Power | 2W |
| Impedance | 4ohm |
| Signal to Noise Ratio(SNR) | >=60dB |
| Sensitivity | 85dB +/-3 dB |
| Channels | 2.1 |
| Remote Type | N/A |
| Interface | 1 x USB 2.0、 1 x Mini USB、 1 x TF card slot、 1 x 3.5mm jack |
| Radio | FM Radio |
| FM Frequency | 87~108MHz |
| Power Supply | Built-in Rechargeable Battery |
| Built-in Battery | 500mAh |
| Other Features | 1 inch display screen. |
| Packing List | 1 x Speaker |
| 1 x USB data cable (40cm) | |
| 1 x Chinese / English user manual | |
| 1 x Battery |
Dimensions: 5.12 in x 3.62 in x 2.95 in (13.0 cm x 9.2 cm x 7.5 cm)