100% match on the first 4% of base salary. You can contribute up to 75% of your regular earnings, and up to 85% of your bonus earnings. T-Mobile matches: first 3% at 100%, next 2% at 50%.
Dependent Care Spending Account: employee contribution up to $5000 per year; T-Mobile contributes $200/month if your AHI is $63,000 or less, $125/month if your AHI is between $63,000.01 and $99,000.