The DXR-8 Video Monitor by Infant Optics features interchangeable lens technology. Video is streamed real-time to a slim 3.5 inch LCD color display providing a crystal clear image. Long-lasting battery provides reliable charge: 12 hours in power-saving mode, 8 hours with the display screen constantly on. Plug and play - no setup required. Unlike internet cameras, secure 2.4GHz FHSS wireless transmission provides 100% digital privacy with delay-free video and audio playback.