EFO has unveiled a new portable speaker called the Rechargeable mini loud-speaker that is black in color. The speaker is rechargeable and will work with the iPhone, iPod, and other audio devices. It can even be connected to a SD card or a flash drive for playback of audio files directly.
The device uses a mini aluminum vibration film loud speaker with high quality audio reproduction. The device can be powered by a USB port or a 5V DC adapter and the internal battery is lithium-ion. When an iPod is docked, the device will charge the iPod back up. Only the iPod can be charged with the speaker.
The output power is 6W RMS and the frequency response is 150-18000Hz. The loud speaker is 1.77-inches and it has magnetic resistance of 4 ohms. Buttons on the device control the track and the speaker dock measures 16cm x 5 cm x 5cm and weighs 273g.