Instruction: Analyze the query and each product title. Sort the products in descending order based on their relevance to the query. The most relevant product should be at the top of the list, and output the ranked list.

Input:
Query: 4 channel speaker selector
Product list:
A: 4K HDMI 2.0 Audio Extractor, HDMI to HDMI + Optical Toslink SPDIF + 3.5mm L/R AUX Stereo Audio Out HDMI Audio Adapter Support 4K@60Hz HDR HDCP2.2 EDID ARC for Speaker Amplifier Soundbar
B: SGEYR HDMI 2.0 Audio Extractor Optical 4K Converter HDMI Audio Extractor Splitter RCA(L/R) Stereo Analog Output HDMI Audio Adapter Support 4K@60Hz HDR HDCP2.2 EDID ARC for Speaker Amplifier Soundbar
C: Xtrempro 61049 2 or 4 Way Speaker Switch, 1 in 2 Out or 1 in 4 Out Way Pair Stereo Speaker Selector W/Screw Type Connections Metal Non-Slip Box - Black (1 x 2 Way)
Answer: C,A,B