Power Output: RMS 4.5W×2 (DRC ON)
Signal to noise ratio: ≥80dBA
Frequency response: 200Hz~20KHz (±5dB)
Input sensitivity: AUX : 900mV ± 50mV / Bluethooth : 700mV ± 50mFFs
Input Type: AUX/micro SD card /Bluetooth
Speaker unit: 1¾ inch (48mm)