mTunes iPod Nano Headset

Quality of this headset may ( and most likely will not ) blow you away but the concept is good. You just stick the iPod Nano into it and ready to go. Just do not run with this - you will make a bad impression. For home or office use only. Here are the specs:

• Power requirements: No battery required
• Speaker: 40mm Mylar cone
• Impedance: 32 Ohm +/- 4 Ohm (1Khz)
• Frequency Response: 20Hz ~ 23KHz
• Sensitivity: 105dB
• Rated input power: 30mW
• Max input power: 250mW
• Net Weight: 6.1oz

Source: Techdiva , ProductDose
Product page: Macally