There are two different standards: 1) Homeplug 1.0/1.0 Turbo for 14Mbps & 85Mbps, such as PL-104 and PL-420 2) Homeplug AV for 200Mbps, 500Mbps, and 1G, such as PL-510W It should work with the same HomePlug AV device which is another PL-510W. It could co-existence with HomePlug 1.0 or HomePlug 1.0 Turbo such as PL-104 or PL-420 in the same domain, but cannot connect with PL-104 and PL-420 (Homeplug 1.0)
| Homeplug 1.0/1.0 Tubo | Homeplug AV | Homeplug AV | |
| Standard | 1.0/1.0Turbo | IEEE802.3; IEEE802.3u | IEEE802.3; IEEE802.3u |
| Max. Speed | 14Mbps/85Mbps | 200Mbps | 500Mbps |
| Co-existant | Yes | Yes | Yes |
| Connection | |||
| Homeplug 1.0 | Yes | No | No |
| Homeplug AV | No | Yes | Yes |