... main products are: speaker, power switch (buttonswitches, toggle switches, micro switch), CRT tube socket, audio and video jack(RCA jack),headphone jack, touch ... global services, your satisfaction is our pursuit." Severalwell-known products and the domestic electronics industry, supporting groups, and exported ... businessmen patronage, sincere cooperation, the grand total. Earphone Jack(CK3-2.5-2-4P)