Yes, this CD player comes with a pair of portable headphones.
Yes.
The anti shock memory for the Coby MP-CD521CD Portable CD Player is 120 seconds.
The anti shock memory for the Coby CX-CD1234 Portable CD Player is 40 seconds.
There are many places one can purchase a "Coby portable DVD player". It is recommended to purchase one at a legitimate online or brick and mortar store.
The Sony will be more expensive, while the Coby will be a bit cheaper and offer a longer battery life.
No, there is no usb connection.
You need a car stereo that it will connect to.
It comes with minispeakers and an am/fm radio.
Coby Electronics makes a personal red portable CD player. It is available on amazon.com for $11.99. A larger version of this red cd player is available at Wal Mart for $19.99.
It has a small LCD,about half an inch by three inches.
The Coby MP-CD521 has received very good reviews for its anti skip function.
The Coby can be hooked up to your car using a typical mini-to-mini cable just fine.