Shenzhen Dwell Electronics Co., Limited was established in 2000, located in Shenzhen, Guangdong, China. Our company is a high-tech enterprise specialized in developing, producing and operating access control and CCTV products, including TCP/IP and RS485 access controller, 125kHz/13.56MHz/2.4G/900M card reader, fingerprint time attendance and access controller, video door phone, barrier gate and so on. Dwell integrates designing, molding, manufacturing, testing and finishing products. We ...