Tiffen 4 x 6" Skylight 1-A Filter Dolgin Engineering TC200-SON-I-TDM channels 1 and 2 are

channels 1 and 2 are the "left" and "right" A/D outputs of the Voice Channel respectively

the ME-52W Noise Cancellation Microphone from Olympus is the right solution

CAT5e/CAT6: 1 x via RJ45 connector Connector 1 x LAN RJ45

It includes the SERIES8 lavalier microphone

Tiffen 4 x 6" Skylight 1-A Filter Dolgin Engineering TC200-SON-I-TDM channels 1 and 2 areReduces Bluish Cast of Daylight Provides Greater Color Accuracy General Protective Filter ColorCore Technology The Tiffen 4 x 6" Skylight 1 A Filter is a general use filter with a slight pink tint to help improve overall color accuracy and clarity. The light pink coloration helps to reduce the overall bluish cast of daylight and is especially effective when photographing landscapes and in shade. The Sky 1A filter is also useful as a general protective