Features:

1.High-performance dynamic speaker gives you Hi-Fi stereo sound.
2.With or without Microphone. Volume control, too.
3.Support imprint your logo on products and let your logo shine anywhere.
4.Various colors and designs for your selection.
5.High quality, deep bass sound and nice package, excellent for retail.
6.Noise Cancelling, good for listening RAP&POP music.
7.Fashionable appearance, beautiful package and very suitable to be used as promotion gifts.
8.Compatible with MP3/MP4, mobile phone, computer or other audio devices.

Specifications :
1. Frequency Range: 20Hz-20KHz
2. Impedance:  32 Ohm +/-15%
3. Sensitivity: 95dB+/-3dB  at 1KHz
4. Speaker: 10MM
5. Plug Type :3.5mm Stereo
6. Length of Cable: About 1.2m