in 4 offers
The lowest price for Fosi Audio BT20A Pro Bluetooth Integrated Amplifier right now is $135.99 at eBay.com.au, compared across 2 retailers.
The all-time low was $108.79 on 3 Oct 2026 — today's price is 25% above the lowest ever. It has been notably cheaper before — worth setting a price alert.
Prices last updated 6 Oct 2026.
Fosi Audio BT20A Pro Bluetooth Integrated Amplifier
Last updated at 06/10/2026 20:37:57
Fosi Audio Bt20a Pro 300w X2 Tpa3255 Bt5.0 2.0ch Class D Upgraded
Free delivery
Affiliate Disclosure: We may receive a small commission for purchases made through this link at no extra cost to you. This helps support our site. Thank you!
Fosi Audio BT20A Pro Bluetooth Integrated Amplifier | 300 Watts
Free delivery between 12–14 Oct
| Total Wattage | 600W |
| Number of Channels | 2 |
| Amplifier Class | Class D |
| THX Certified | No |
| Bluetooth | Yes, 5.0 |
Fosi Audio Bt20a Pro 300w X2 Tpa3255 Bt5.0 2.0ch Class D Upgraded
Free delivery
Affiliate Disclosure: We may receive a small commission for purchases made through this link at no extra cost to you. This helps support our site. Thank you!
Fosi Audio BT20A Pro Bluetooth Integrated Amplifier | 300 Watts
Free delivery between 12–14 Oct
| Total Wattage | 600W |
| Number of Channels | 2 |
| Amplifier Class | Class D |
| THX Certified | No |
| Bluetooth | Yes, 5.0 |
