Overview: This microphone is used to pick-up sound in a room Use with cameras or AV surveillance systems, as a spy listening bugging recording equipment Built-in amplifier Monitoring coverage: 30~50 square meters Current consumption: 10m A Frequency range: 200~10 K Hz Frequency response: 2.5d B Output Impedance: 600 O Output level: 0~6 V Cable length: 30cm Power supply DC 6V~12V (via red cable) Specification:
Size: 10 x 7.5 x 1.2cm Netweight: