| Model Number | U-33D |
| Brand Name | UND |
| Type | 4G Signal Booster |
| Place of Origin | Xi'an, China |
| Network Support | 2G/3G/4G/DCS |
| Coverage Area | 6000-12000 square meters |
| Gain | 85dB |
| Output Power | 33dBm |
| Frequency Bands | 900/1800/1900/2100/2600/LTE700/LTE800/AWS1700/iDEN800 |
| Power Supply | AC 90-264V, DC 10V/6A |
| Dimensions | 239 * 268 * 58mm |
| Intermodulation | ≤ -40dBc |
| Ripple in Band | ≤ 8dB |
| Connector Type | N-Female |