You send: Solana (Binance Smart Chain)
SOL is the native asset of Solana, a high-throughput blockchain with sub-second block times and very low fees. It pays for transactions and is staked to secure the network. More about Solana.
On this pair it moves over BEP20 — an address there starts with 0x — 42 characters.
SOL also exists on other networks — different addresses, not interchangeable: ERC20, Solana.

