... Filter3DDigital EyeYESBlack StretcherYESSoundAudio SystemB, G, D, K, I, A, N, M, C, LSoundMono,stereo,simulated surround(optional)Multi-sound modesSpeech/music/theater ... plug2 round-pin plugPower SwitchYESEnvironmental considerationsOperating temperature0°C-40°COperating Humidity20%-80% RHStorage temperature-20°C - 60°CStorage Humidity10%-75% RH LCD ...