Rep. Adam SchiffAdam Bennett SchiffTrump knocks Mueller after deal struck for him to testify Mueller to give extended testimony after appearance postponed Mueller testimony likely to be delayed for one week MORE (D-Calif.) is downplaying Donald TrumpDonald John TrumpCNN's Camerota clashes with Trump's immigration head over president's tweet LA Times editorial board labels Trump 'Bigot-in-Chief' Trump complains of 'fake polls' after surveys show him trailing multiple Democratic candidates MORE's first classified intelligence briefing, saying the GOP presidential nominee likely received few sensitive details.

"I think it will go, frankly, not much beyond what you would find on MSNBC, CNN or Fox any day of the week when you turn in to hear a national security discussion,” said Schiff, the top Democrat on the House Intelligence Committee, Wednesday on MSNBC.

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He said there would be little information capable of jeopardizing America’s security.

“I think what he’s going to get is a very top-line briefing that will set the context for what the national security challenges are that face the country but won’t go into anything that might reveal a source of information, a method of how we got that information, nothing of that level of specificity,” he said.

“Both because there will be a real sensitivity about the risk of disclosure of those sources and methods. But also because it’s really not necessary to give the kind of briefing that would frankly be of any value to that particular candidate.”

Schiff, who backs Democratic presidential nominee Hillary ClintonHillary Diane Rodham ClintonTrump complains of 'fake polls' after surveys show him trailing multiple Democratic candidates Hillary Clinton responds to Trump tweets telling Dem lawmakers to 'go back' to their countries The Young Turks' Cenk Uygur: Here's how to choose a president MORE, said Trump’s briefing would have even less details than lawmakers receive.

“In fact, many of the classified briefings for the full House of Representatives have the same character, where we leave the briefing and get more detail watching your show than we did during the briefing. I think this will be even more top-level than what the 435 members of the House get.”

Trump is expected to receive his first classified national intelligence briefing Wednesday in New York City.

Major party political candidates and their running mates typically begin receiving the same intelligence briefings after formally being nominated.

Some Democrats have argued the billionaire mogul can't be trusted with state secrets and could leak them.

Senate Minority Leader Harry ReidHarry Mason ReidSteyer's impeachment solution is dead wrong The Hill's Morning Report - House Democrats clash over next steps at border Democrats look to demonize GOP leader MORE (D-Nev.) floated giving Trump “fake” intelligence briefings.

Trump has countered that Clinton's use of a private email server as secretary of State shows she is untrustworthy with classified information.