Dialog AP-540 vs Dialog AP-250
Basic Specifications
| Dialog AP-540 | Dialog AP-250 | |
|---|---|---|
 |  | |
| Front speakers/satellites cabinet material | MDF | MDF |
| Subwoofer cabinet material | MDF | MDF |
| Front speakers depth | 110 mm | 130 mm |
| Height of front speakers | 200 mm | 401 mm |
| Width of front columns | 110 mm | 140 mm |
| Wall mounting | n/a | No |
| Weight of frontal speakers | 0.58 kg | n/a |
| Subwoofer height | 310 mm | 404 mm |
| Subwoofer width | 170 mm | 230 mm |
| Subwoofer depth | 315 mm | 310 mm |
| Subwoofer weight | 5 kg | n/a |
| Depth of center channel speaker | 110 mm | n/a |
| Height of center channel speaker | 200 mm | n/a |
| Width of center channel speaker | 110 mm | n/a |
| Rear channel speaker depth | 110 mm | n/a |
| Height of rear channel speakers | 200 mm | n/a |
| Width of rear speakers | 110 mm | n/a |
| Weight of center channel | 0.58 kg | n/a |
| Weight of rear speakers | 0.58 kg | n/a |
Interfaces
| Dialog AP-540 | Dialog AP-250 | |
|---|---|---|
| Digital optical input | No | Yes |
| USB Type A interface (for flash drive) | No | Yes |
| USB interface (for computer connection) | No | No |
| Digital coaxial input | No | Yes |
| Support for SD memory cards | No | Yes |
| Line input (stereo) | Yes | Yes |
| Headphone jack | No | No |
| Mains power | Yes | Yes |
| Battery power | No | No |
| Bluetooth | No | Yes |
| Wireless connection | No | Yes |
| Subwoofer output | No | No |
| Line input (stereo) connector | RCA | RCA |
| Multichannel input connectors | RCA | n/a |
| Number of microphone inputs | n/a | 2 |
Sound quality
| Dialog AP-540 | Dialog AP-250 | |
|---|---|---|
| Number of front speakers | 1 | 2 |
| Total power (RMS) | 100 W | 80 W |
| Front speakers power | 12 W | 15 W |
| Maximum playback frequency | 20000 Hz | 20000 Hz |
| Minimum reproducible frequency | 40 Hz | 40 Hz |
| Subwoofer power | 40 W | 50 W |
| Rear speaker power | 12 W | n/a |
| Center channel power | 12 W | n/a |
Functions
| Dialog AP-540 | Dialog AP-250 | |
|---|---|---|
| HF adjustment | No | n/a |
| LF adjustment | Yes | Yes |
| DTS decoder | No | No |
| Dolby Pro Logic II decoder | No | No |
| Dolby Digital decoder | No | No |
| Remote control | wireless | wireless |
| Built-in tuner | Yes | Yes |
| Powered by USB | No | No |
| DTS ES decoder | No | No |
| Controls on front side | n/a | No |
