Description

 Imported high fidelity low noise processing chip and special mi head.

 Automatic gain control circuit, speech pure clear, noise smaller.

 Using the decoding technology, effectively eliminate interference and echo.

 The unique design of the" electronic noise dynamic closed loop suppression circuit" can eliminate" hiss" electronic noise, realize perfect radio.

 The price is low, the cost performance is high. Suitable for large-scale installation.

 Monitor range 10-100 square meters.

 Apply to Banks, telecommunications, charge under the environment of the counter use.

Parameter

 Voltage: linear power supply (transformer) DC 9-12V

 Electric current:20mA

 Frequency range: 100-100K Hz

 Apply to HIKVISION, dahua, hanbang and other video recorders.