... Tilt 90°; 7.Wireless Protocol: IEEE 802.11b/g/n,8.Two way audio: With built-in microphone and speaker; 9. ... back to factory settingsMini illumination0.8Lux/F1.4(colourful model ),0.3Lux/F1.(B&W mode)LensHD Megapixel 3 ... /30fpsPicture AdjustmentContrast, brightness, saturation, chroma are adjustable.AudioBuilt in Microphone and Speaker, ADPCM/32kbpsInterface10Base-T / 100Base-TX, RJ45 connectorNetwork ...