Shenzhen Kanazawa Technology Co., Ltd is a professional production and operation security audio pickup products, business scope is set research and development, production, sales as one, long-term commitment to (Kingze) brand promotion and market development. Main products are self-developed security audio collection series products, have high fidelity pick-up, low noise pickup, high sensitivity, pickup, biggest pickup range up to 300 square meters. Pick-up series products are widely used in public transport, car train, prisons, interrogation room, public security bureau, the airport, border post, port, bank, school examination room, toll station, petition offices, tax office, conference room, factories, entrances and exits, the cashier, etc, with the constant progress of the company's products, species diversity, high performance and high quality life.