SUPR-104 acoustic sound monitor

Imported high fidelity low noise processing chip and special mini microphone

Built-in automatic gain control circuit（AGC）, clear voice, low noise

Low price and can be widely used.

Monitor range: 10-100 square meters.

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

Voltage: linear power supply (transformer) dc 9-12 v

Electric current: 20MA

Frequency range: 100-100 KHZ

Output impedance: 600 ohm non equilibrium

Connecting mode: red (power is) black (public) white (audio+)

Apply to sea kang, dahua, hanbang and video recorder