I got this amp with following specs:
DUAL XAF-340 2 Channel Amplifier with MOSFET Power Supplies
* Type Class AB Amplifier
* Max Power 340 watts
* 85W RMS (continuous) x 2 @ 2 ohms
* 60W RMS (continuous) x 2 @ 4 ohms
*170WRMS (continuous) x 1 @ 4 ohm
* Switchable 12dB bass boost at 45Hz...