High-fidelity, the listener head with high-fidelity and low noise processing chip, the product is-as the adoption of high-fidelity digital processing chip , Codec technology will use audio signal processing to zoom in , effectively removing the background noise interference and high-frequency sound . Echo cancellation cavity effectively reduce the serious empty rooms echo , the perfect radio . Let your voice sounds even more resounding . Pure sound , dynamic Wei Meng , built-in automatic gain control (AGC)circuit . Adaptation to banks , prisons , the examination room , shopping malls , industrial production , and other places eavesdropping Shiyin , a small noise , high-fidelity , wide operating voltage range , power consumption small , transmission distance and other advantages . a new sensitivity to adjust the pickups , TV monitoring , security systems supporting the use of the best products , and with the use of cameras to achieve synchronous video and audio . Monitoring of: 5m2 -150m2 The potentiometer adjustment: clockwise rotation of the volume The transmission wire requirements: a core shielded line most ideal( SYV75-3)
Power supply: DC 6V ~~12V Current consumption:25mA
Frequency range:200~~10kHz Frequency response: 2.5 dB
Output impedance : 600Ω Output level: 0~6V
Size: Φ =69mm , h= 39mm
1,+12V : power“+”
2,GND : power “-”
3,AOUT : audio system input port
Our store ships to more than 200 countries and you can enjoy free shipping on all items sold on digitalgurushop.com Estimated Delivery Time is 7-30 business.
Note: The delivery time mentioned above does not include order processing time that usually varies from 1 to 3 days.
Different items have their own processing time, which is what we cannot control. But what we can do is try the best to let you receive your items as soon as possible.
The following cases should be taken into consideration regarding shipping times: