| Chất liệu | Neodymium |
| Hãng sản xuất | ITC AUDIO |
| Loại | Micro hát Karaoke |
| VHF Wireless Microphone T-521VA (4 channel receiver + 4 handheld or lapel microphones) | |
| Integrated System Parameters | |
| Frequency Range | 170MHz-270MHz |
| Frequency Stability | 0.05% |
| Modulation Type | FM |
| Frequency Response | 100Hz-14KHz |
| Distortion | Less than 0.8% |
| Maximum Distance | More than 80m |
| Working Temperature | -10C°- 35° |
| Lapel Transmitter | |
| Emitting Power | 13dBm(+/-1) |
| Clutter Power | Less than -60dBm |
| Sound Head | Capacitance uni-diectivity |
| Battery | DC9V |
| Working Current | ＜30mA |
| Handheld Transmitter | |
| Emitting Power | 13dBm(+/-1) |
| Clutter Power | Less than -50dBm |
| Sound Head | Moving-coil type uni-diectivity |
| Battery | DC9V |
| Working Current | ＜30mA |
| Receiver | |
| Receiving Type | Super interpolation |
| With Outer Attenuation | 60dB(bandwidth+/-300k) |
| Sensitivity | Superior to 12dBu/(S/N=40dB0) |
| Mirror Image Disturbance | Superior to 60dB |
| Audio Frequency Output level | 0-2V |
| Output Type | TRS |
| Dimension | 485×225×44mm |
| Power | AC220V or DC15-18V |
| VHF Wireless Microphone T-521VA (4 channel receiver + 4 handheld or lapel microphones) | |
| Integrated System Parameters | |
| Frequency Range | 170MHz-270MHz |
| Frequency Stability | 0.05% |
| Modulation Type | FM |
| Frequency Response | 100Hz-14KHz |
| Distortion | Less than 0.8% |
| Maximum Distance | More than 80m |
| Working Temperature | -10C°- 35° |
| Lapel Transmitter | |
| Emitting Power | 13dBm(+/-1) |
| Clutter Power | Less than -60dBm |
| Sound Head | Capacitance uni-diectivity |
| Battery | DC9V |
| Working Current | ＜30mA |
| Handheld Transmitter | |
| Emitting Power | 13dBm(+/-1) |
| Clutter Power | Less than -50dBm |
| Sound Head | Moving-coil type uni-diectivity |
| Battery | DC9V |
| Working Current | ＜30mA |
| Receiver | |
| Receiving Type | Super interpolation |
| With Outer Attenuation | 60dB(bandwidth+/-300k) |
| Sensitivity | Superior to 12dBu/(S/N=40dB0) |
| Mirror Image Disturbance | Superior to 60dB |
| Audio Frequency Output level | 0-2V |
| Output Type | TRS |
| Dimension | 485×225×44mm |
| Power | AC220V or DC15-18V |