Mic'd Up: George Kittle is Pumped Up for "National Tight Ends Day" 

Listen in as 49ers linebacker Dre Greenlaw was wired for sound during San Francisco's NFC Championship Game matchup against the Detroit Lions, powered by Cisco.

Listen in as 49ers tight end George Kittle was wired for sound during San Francisco's NFC Championship Game matchup against the Detroit Lions, powered by Cisco.

Listen in as 49ers linebacker Fred Warner was wired for sound during San Francisco's Divisional Round matchup against the Green Bay Packers, powered by Cisco.

Check out the season's best Mic'd Up moments, featuring Fred Warner, Kyle Juszczyk, Jauan Jennings, Trent Williams, Dre Greenlaw and Arik Armstead, powered by Cisco.

Listen in as 49ers offensive lineman Colton McKivitz was wired for sound during San Francisco's Week 18 matchup against the Los Angeles Rams, powered by Cisco.

Listen in as 49ers linebacker Dre Greenlaw was wired for sound during San Francisco's Week 17 matchup against the Washington Commanders, powered by Cisco.

Listen in as 49ers left tackle Trent Williams was wired for sound during San Francisco's Week 15 matchup against the Arizona Cardinals, powered by Cisco.

Listen in as 49ers fullback Kyle Juszczyk was wired for sound during San Francisco's Week 14 matchup against the Seattle Seahawks, powered by Cisco.

Listen in as 49ers defensive lineman Arik Armstead was wired for sound during San Francisco's Week 13 matchup against the Philadelphia Eagles, powered by Cisco.

Listen in as 49ers linebacker Fred Warner was wired for sound during San Francisco's Week 11 matchup against the Tampa Bay Buccaneers, powered by Cisco.

Listen in as 49ers wide receiver Jauan Jennings was wired for sound during San Francisco's Week 10 matchup against the Jacksonville Jaguars, powered by Cisco.

Check out the season's best Mic'd Up moments so far, featuring George Kittle, Deebo Samuel, Fred Warner, Tashaun Gipson Sr., Kyle Juszczyk, Arik Armstead and Javon Hargrave, powered by Cisco.

Listen in as 49ers defensive lineman Javon Hargrave was wired for sound during San Francisco's Week 8 matchup against the Cincinnati Bengals, powered by Cisco.

Listen in as George Kittle was wired for sound during San Francisco's Week 7 matchup against the Minnesota Vikings on National Tight Ends Day weekend, powered by Cisco.

Relive some of San Francisco 49ers tight end George Kittle's best Mic'd Up moments, powered by Cisco.

Listen in as 49ers defensive lineman Arik Armstead was wired for sound during San Francisco's Week 6 matchup against the Cleveland Browns, powered by Cisco.

Listen in as 49ers wide receiver Deebo Samuel was wired for sound during San Francisco's Week 5 matchup against the Dallas Cowboys, powered by Cisco.

Listen in as 49ers fullback Kyle Juszczyk was wired for sound during San Francisco's Week 4 matchup against the Arizona Cardinals, powered by Cisco.

Listen in as 49ers tight end George Kittle was wired for sound during San Francisco's Week 3 matchup against the New York Giants, powered by Cisco.

Listen in as 49ers linebacker Fred Warner was wired for sound during San Francisco's Week 3 matchup against the New York Giants, powered by Cisco.

Listen in as 49ers safety Tashaun Gipson Sr. was wired for sound during San Francisco's Week 2 matchup against the Los Angeles Rams, powered by Cisco.

Listen in as 49ers wide receiver Deebo Samuel was wired for sound during San Francisco's Week 1 matchup against the Pittsburgh Steelers, powered by Cisco.

Listen in as 49ers safety Talanoa Hufanga was wired for sound during the team's first training camp practice, powered by Cisco.

Follow along with linebacker Fred Warner as he was wired for sound during the San Francisco 49ers media day, powered by Webex by Cisco.

Follow along with George Kittle as he was wired for sound during the San Francisco 49ers media day, powered by Webex by Cisco.