$BTC the quotation of Bitcoin against another currency, such as USD (BTC/USD), EUR (BTC/EUR), or even cryptocurrencies like ETH (BTC/ETH). These pairs allow traders to speculate on the fluctuation of the relative value between Bitcoin and another currency. The most popular pairs, such as BTC/USDT or BTC/USD, offer high liquidity and are key for technical analysis and investment strategies. The diversity of pairs also facilitates arbitrage between exchanges. In crypto markets, understanding the behavior of BTC pairs is essential for making informed decisions and seizing volatility opportunities.