Key Specifications/Special Features:
Super neodymium-iron-boron magnet speaker driver
Digital stereo sound
Output power: 2W + 2 = 4W
Power supply: USB cable
Impedance: 4Ω
Driver units: 32mm x 2
S/N ratio: >89dB
Input/output: USB cable or 5V DC
Frequency response: 100Hz to 18kHz