Hemispheric Shaped Acoustic Fidelity Audio Monitoring Clear Speech Pick-up Surveillance Head Microphone SAH-21366

Hemispheric Shaped Acoustic Fidelity Audio Monitoring Clear Speech Pick-up Surveillance Head Microphone SAH-21366

US$ 8.51 Free worldwide shipping!
TinyDeal
Product Features: : Used to pick-up sound in a room with built-in amplifier Use with cameras or AV surveillance systems, as a spy listening bugging recording equipment DSP Noise reduction system with high sensitivity 2mm pinhole designs with good quality of sound and acoustic fidelity Great for bank, hospital, store and so on Monitoring coverage: 10~150 square meters Frequency range: 20~20K Hz Noise ratio: 80dB Power supply DC 9V~12V/ 20MA (MAX) Output Impedance: 600 Ohm Material: ABS fire-proof material Size: (Dia x H) 72 x 41mm/ 2.83 x 1.61in Color: White Net weight: 49g/ 1.73oz Product Specifications:: Package Contents:: 1 x Audio Pick-up Surveillance Head 1 x Manual