| Width | 7.7 cm |
| Depth | 8.5 cm |
| Height | 18.8 cm |
| Headphone Jack | Yes |
| Configuration | Mono Channel |
| Battery | lithium-ion battery, Use Time 6 hr |
| Driver Type | 2 subwoofer |
| Charging Time | 3 hr |
| Compatible Devices | android, IOS, Tablets, MP3, MP4, smartphones, radio players, other bluetooth devices |
| Impedance | N/A |
| USB Ports | 1 USB Ports |
| Bluetooth | 3.0 |
| Battery Capacity | 1500 mAh |
| Power Output | N/A |
| Type | Home Audio Speaker |
| Wired/Wireless | Wired & Wireless |
| Sales Package | SB521 Blutooth 5W + 5 W Speaker, MicroUSB Charging Cable (AC wall charger not included), 3.5mm Audio Cable |
| Color | Black |
| Impedance | N/A |
| Configuration | Mono |
| Frequency response | 100 |
| Subwoofer | 2 |
| Memory Card Slot | No |
| Model Name | SB521 HD Premium Bluetooth Touch Control Speaker |
| Power Source | Chargeable |
| Bluetooth | Yes |
| Outdoor Usage | Yes |
| Built-in FM radio | No |
| Distortion | 0.1 |
| Signal to Noise Ratio | 65 dB |
| Power Input | 5W |
| Other Features | Built-in 3.5mm audio port for wired connection or Bluetooth 3.0 wireless connectivity, Playback time: up to 6 hours wired and 4 hours with Bluetooth wireless connection, Large speaker cavity inside for excellent acoustic sound effect, Passive subwoofer delivers outstanding bass on both end with strong beats |
| Controls | Previous track/volume down, Next track/volume up, Play/pause, Answer/end calls, LED indicator |
| Other System Requirements | Battery: Built-in rechargeable 3.7V, Speaker driver: stereo, 50MM x 2, 4 Ohm 5W+5W |
| Coverage Pattern | 33 feet |
| Warranty Summary | Yes |
| Covered in Warranty | Manufacturing and technical faults |
| Domestic Warranty | 1 Year |
| Warranty Service Type | Service center |
| International Warranty | 0 Year |
| Not Covered in Warranty | Physical and liquid damage |