Dimensions: 127x100x250mm

Weight: 280g

White LED x 4

Speaker size: 40mm

Output: 2W x 1RMS

Frequency response: 20Hz to 20kHz

Impedance: 4Ω

SNR: ≥80dBA

Input voltage: USB (DC 5V) or 4 AAA-battery (not included)

3.5mm plug compatible with iPod, Mobile phone, PC/MAC, MP3/4, CD player

Four white LEDs used as light source

Flexible and portable to work anywhere

BS-21 Booklite Speakers