Microphones Wireless BO-922R WITH 2 Mics

Microphones Wireless BO-922R WITH 2 Mics

Microphones Wireless BO-922R WITH 2 Mics Features and Functions:

• 1. Using UHF 700-870 MHz band to avert interferencing frequency. 
• 2. Dual channel designed,two microphones can use at the same time to sing without any disturbing caused by. 
• 3. Microprocessor control, that's easy to operation 
• 4. All using quartz crystal oscillating circuits,so the frequency is very steady. 
• 5. Using the latest SAW filter of the RF,to avoid those interferencing signal from band outside 
• 6. Using twice mixer high-frequency circuit design,it has very high sensitivity. about 3 uV 
• 7. Multilevel quiet control circuit,to avoid interference signal from outside open the mute system 
• 8. Special design companding circuit,strongly improve s\n ratio 
• 9. Special voice compress-limiter design,it will not crack though the singer sang very loudly. 
• 10. Using excellent dynamic cardioid direct cartridge,the timbre bright and clear. 
• 11. Choose high quality component,accurate rational circuit design,reliability is enhance 
• 12. All using SMT ,print circuit board design tightness and credibility 
• 13. high efficiency batteries consumption design, so the handheld could be in using for 20 hours continuously.(AAA batteries) 
• 14. Using high gain antenna,the space availability is more than 100 meters at the clearing . 
• 15. All ready output and input socket,it will be more convenience to connect every equipment. 
• 16. Exquisite streamline aspect ,make holding more comfortable. 
• 17. It is suitable for small and large stages, ballrooms,auditoria, classrooms and families RECEIVER : * POWER SUPPLY: DC 17V * CONSUME POWER: 4 WATER * SIGNAL/NOISE RATIO: MORE THAN 90DB * IMAGE & SPURIOUS REJECTION:MORE THAN 80db * BORDER UPON CHANNEL REJECTION:MORE THAN 80db * RECEIVING SENSITIVTY: 10dBuV(SINAD=30dB) * DE-EMPHASIS: 50us HANDING MICROPHONE: * TRANSMITTER POWER: 8.5mW * MODULATION TYPE : FM,F3F * MAX DEVIATION: ±25Khz * SPURIOUS EMISSION:MORE THAN 40dB(WITH CARRIER) * BATTERY VOLTAGE: 1.5Vx2 * CONTINOUS USING: 20hours COMPREHENSIVE PERFORMANCE: * COMPREHENSIVE PERFORMANCE * CARRIER FREQUENCY: UHF850MHz * FREQUENCY STABILIZATION LESS THAN±30ppm * DYNAMIC RANGE: MORE THAN 90dB * TOTAL HARMONIC DISTORTION: LESS THAN 0.5% * FREQUENCY RESPONSE: 40HZ-15KHZ±3dB * AUDIO OUTPUT LEVEL: SEPARATE TYPE:0--±400mV MIX TYPE: 0--±200mV