Credit to @Jessie Ryder .
It is $5 cheaper on Fosi audio Ebay with Ebay plus coupon code APRSAV12.
38% off RRP of this updated new model.
New feature over the previous Gen(BT20A):
1. Bluetooth 2.1 CH Amp with Remote Control VS Bluetooth 2.0 CH Amp
2. Bluetooth + 3.5mm AUX + U-disk VS Bluetooth + RCA
3. Passive Speakers + Active Speakers/Amplifier/Active Subwoofer VS Passive Speakers
4. THD ≤ 0.001% VS THD ≤ 0.04%
Cheaper on Ebay $84.47 (Ebay Plus)
Look at the history of these guys posting here.