Acoustic Fidelity Original Metal Audio Monitoring Clear Speech Pick-up Surveillance Head Microphone SAH-21543

Acoustic Fidelity Original Metal Audio Monitoring Clear Speech Pick-up Surveillance Head Microphone SAH-21543

US$ 27.19 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 Built-in AGC gain circle with uneven surface to reduce the reflex Metal design also be blast-proof and shock proof Noise reduction system and high sensitivity 2mm pinhole design 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 Power supply DC 9V~12V Output Impedance: 600 Ohm Size: (Dia x H) 67 x 35mm/ 2.64 x 1.38in Color: Silver Net weight: 136g/ 4.80oz Product Specifications:: Package Contents:: * 1 x Audio Pick-up Surveillance Head