Turn your iPod into a 7-inch easy-to-see and hear media option with this iPod Video player Accessory inputs: iPod dock connector, 1/8-inch/3.5mm mini stereo jack Audio/video media player frequency response: 100Hz-20KHz Signal-to-noise ratio: >60dB Impedance: 16 Ohms Speaker channel: Two-channel stereo output Output power: 1.2W per channel Speaker drivers: Neodymium magnetic drivers Battery: Rechargeable lithium Battery capacity: 4000 mAH Playing time: Approx. 4 hours Charging time: Approx. 5 hours Contrast and brightness: 400 Response time: 10/20ms Weight: 2.375 pounds/1.08 kg Included with your purchase are two free MicroFlip iPod video cases MicroFlip is a deluxe leather case crafted for luxurious protection of your iPod with access to your iPod's headphone jack and hold switch as well as built-in protection for the screen and click wheel