Capital One Travel: $300 (Annual Cardmember Year)
Annual credit for bookings made through Capital One Business Travel. Credit expires on next account anniversary and can be used in full or in part over multiple purchases.
Global Entry/TSA PreCheck: $120 (Every 4 Years)
Covers application fee. Credit applies automatically when charged to card.

Lounge Access (2)

Priority Pass Select (Unlimited) — 2 free guests, paid guests allowed
Capital One Lounges (Unlimited) — paid guests allowed

Protections (9)

Travel Accident Insurance — up to $1,000,000 — Up to $1,000,000 door-to-door travel accident coverage. Pay for the entire common carrier fare with your card to be eligible for this benefit.
Trip Cancellation/Interruption — up to $2,000 — Up to $2,000 per person for nonrefundable tickets. Pay for the entire fare with your card to be eligible for this benefit.
Trip Delay — up to $500 — Up to $500 per ticket for delays over 6 hours. Pay for a portion of the common carrier fare with your card to be eligible for this benefit.
Lost Luggage — up to $3,000 — Coverage for luggage and contents lost/stolen by common carrier up to $3,000 per person per trip. Pay for a portion of the covered trip with your card to be eligible for this benefit.
Purchase Protection — up to $10,000 — 90 days coverage for damage/theft of eligible purchases
Extended Warranty — up to $10,000 — 1 additional year for warranties of 3 years or less, up to $10,000 per claim and $50,000 per account
Return Protection — up to $300 — Up to $300 per item when merchant won't accept return within 90 days
Auto Rental Collision Damage Waiver (primary) — Primary coverage for collision damage and theft when the vehicle is rented primarily for business purposes. Pay for the full cost on your card to be eligible for this benefit. Coverage is not available in Israel, Jamaica, the Republic of Ireland, Northern Ireland.
Cell Phone Protection — up to $800 — Up to $800 per claim with $50 deductible, 2 claims and $1,000 per 12-month period. Must pay monthly cell phone bill with card. Source: Visa Infinite Business Guide to Benefits (Capital One).

Other Perks

10K bonus miles each year starting at first anniversary
Premier Collection: $100 experience credit, daily breakfast for two, room upgrades when available, early check-in/late checkout, and complimentary Wi-Fi on hotel bookings through Capital One Business Travel
No preset spending limit (pay-in-full charge card)