... WTV Single-chip Series Integrated Circuit, Analog ICs, electronic component, ic, music ics WTV Voice IC Series is a high quality, fully ... 7V-3.6V to ensurethat WTV devices are optimized for a wide of battery or line-powered applications. WTV010 is 10 ... , Building intercom, video door phone, door bell, MIDI, system of talk backing, Window control, Intrusion alarm.* Entertainment devices (game consoles ...