Features:
2.4-inch TFT color LCD display and hierarchical menu design make operation simple and convenient. And it has many functions such as power display and under-voltage warning, frequency channel, signal indication and working status, etc.
The attendance unit uses 3600mAH lithium-ion battery, which has ultra-low power consumption and can work continuously for 15 hours and has a standby time of up to 25 hours.
When the unit is in communication mode, the button always lights up blue, giving it a high-end atmosphere.
Humanized functions: high-definition vocal restoration, super directivity angle 60°, sound detection, unique battery life power supply, rejection of interference
Comply with the national standard GB/T17618-1998; the attendance unit is made of engineering plastics, with a high-end spray-painted appearance and built-in antenna, which is beautiful and decent.
| Technical specifications of the microphone of the attending unit | |||
| Carrier frequency band | UHF640MHz-690MHz | Oscillation mode | PLL phase locked frequency synthesis |
| Harmonic radiation | <-65dBm | Frequency bandwidth | 50MHz |
| Maximum offset | ±45KHz | Sensor | capacitive dual-diaphragm microphone core, supercardioid directivity |
| RF power output | 15mW | Battery used | 3600mAH lithium-ion battery, which can work continuously for 15 hours and has a standby time of up to 25 hours. |
| Current consumption | <200mA | Microphone tube length | 220mm short square tube |
