KJ-303
- Monitoring of range: 5 square meters – 150 square meters
- Powerful Movement
- Contain HIFI process chip with low noise performance that can restrain noise
- Pure tone quality
- Built-in AGC circuit
- For occasions: Bank, Prison, Examination place, Shopping mall, Industry factory etc.
- Small electricity consumption
- Long distance transmission
- Power supply: DC 4V – 16V
- Current consumption: 8mA
- Frequency range: 200 – 10KHz
- Frequency response: 2.5dB
- Output impedance: 600Ω
- Output level: 0 – 6V
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