... Shenzhen Tengzhiyuan Electronic Co., Ltd. was established in 2002, Shenzhen. We main specialized production and ... HD Advertisement Machine, Android HD NetworkPlayer, HD Player, USB Video Capture Card, HDMI Switch, HDMI ... first-class HD player brand, the highest industry. Company's after-service: 1 year free-repair. ... switcher,hdmi switcher 3 in 1 out,HDMI Switcher, mini hdmi switcher (no need dc power)