Daily gear deals: free miniUSB car charger, $16 20-piece iPhone accessory kit and more

Here are Gadling’s hottest daily gear deals for today, Monday March 7, 2011. Remember, these deals are often valid for just one day, so act fast before they are gone.

Today’s first deal is for a pair of refurnished Sennheiser on-ear headphones. These are perfect for people who value their music, but don’t like in-ear buds. On sale for $25.99, click here for this deal.

Next up is a great deal on the Wilson Electronics Sleek mobile phone signal booster. We reviewed this product last year, and can confirm it really does work. On sale for $79.99, click here for this deal.

Today’s third deal is for another crazy iPhone accessory bundle. This one is compatible with the AT&T and Verizon iPhone 4 – and includes 8 cases, a car and home charger, headphones, screen protectors and more. On sale for $15.99, click here for this deal.

And finally in today’s lineup is a free Mini-USB car charger cord. This cord is perfect for most GPS units and older mobile phones. Shipping is just $2, click here for this deal.