Multimedia Speaker - ES-MS02

Output power: 5W (2.5W x 2)
S/N: ≥ 90dB
Sensitivity: 86dB/1w/1m
Impedance: 4Ω
Frequency Response: 150~18KHz
Material: ABS Plastic
Work with any audio player with a 3.5mm jack
Driver unit: 40mm speaker, 4 ohms
Power supply: DC adaptor(5V/800mA) or USB power cord

Packing details:
Packing Content: Speaker, USB Power Cord, Audio Cable
Packing: Each in a color box, 40PCS in a carton
N. W /G. W: 20/21kgs
Carton size: 47.5*38.4*39.2CM