Product：L140
Model Bluetooth Version：5.3
Bluetooth IC：BP1048B2
Amplifier IC：TPA3223DDVR*2
Output Power (THD = 1%)：Bass70W × 2，Mid - range68W，Treble20W
Compatible BatteryBattery ：12.6V Lithium Iron Phosphate
Supported Audio Formats：MP3，WMA，WAV，FLAC
Frequency Response Range：Bass:32Hz — 500Hz， Midrange300Hz — 1.6kHz， Treble2.5kHz — 18kHz
Total Harmonic Distortion：Bass 0.11% ，Midrange0.14% ，Treble0.09%
Signal - to - Noise RatioBass：Bass87dB，Mid - range77dB，Treble83dB
Input Interfaces：USB AUX MIC GT ACI LIVE
Boost Voltage (V) ：AC boost to 27V / Battery boost to 26V