Ethereum is currently trading around $2k after experiencing a 13% drop in the past week.The asset's correlation with Bitcoin remains intact in the short term.Ethereum is at a critical trading zone and may lose the $2k level, with a potential target range of $1,600.The key resistance levels to watch are $2,076, $2,310, and $2,550, while the key support levels are $1,904, $1,750, and $1,640.