What's in the box:

V-188 Digital Speaker Mini 3.5mm Wired Speaker Portable USB-powered Speaker 3W Output for Mobile Phone Laptop Computer White (White)

Features:
3.5mm Audio Terminal Coaxial Audio
Suitable for PC/KLD/MP3/PM4/MP5/IPAD/PSP/Mobile phone and other device with 3.5mm audio output port.
Wide Compatibility
You can easily connect your laptop PC/MP3/MP4 smartphone, IPAD and other entertainment devices.
High Quality Sound
Surround stereo, effectively restore the original sound quality.
Lightweight & Portable
Small and portable, hold with single hand, save space on desktop.
Plug and Play
No additional software and power supply, just powered by computers and laptops, energy saving, safe and reliable.
Volume Knob
The volume knob can adjust the volume easily, more convenient to operate.

Specification:
Model: V-188
Product Name: Digital speakers
Color: White
Voltage and current: USB 5V500mA
Output: 3W
Separation: 40dB
SNR: 80dB
Frequency: 25Hz~20KHz
Interface type: USB
Connection type: 3.5mm audio jack
USB cable length: 0.85m
Audio line length: 0.90m
Item size:10*9.5*7.5 cm / 3.94*3.74*2.95 in(L * W * H)
Item weight: Approx.195.4g /6.89oz
Package size:10.7*10*9 cm / 4.21*3.94*3.54 in(L * W * H)
Package weight:235g /8.29oz

Packing list:
1 * Digital Speaker
1 * Audio Cable
1 * User Manual