Microlab B77BT vs F & D A140X
Basic Specifications
| Microlab B77BT | F & D A140X | |
|---|---|---|
 |  | |
| Front speakers/satellites cabinet material | MDF | MDF |
| Subwoofer cabinet material | n/a | MDF |
| Front speakers depth | 221 mm | 112 mm |
| Height of front speakers | 266 mm | 153 mm |
| Width of front columns | 154 mm | 96 mm |
| Wall mounting | No | No |
| Weight of the set | n/a | 2.85 kg |
| Subwoofer height | n/a | 240 mm |
| Subwoofer width | n/a | 243 mm |
| Subwoofer depth | n/a | 201 mm |
Interfaces
| Microlab B77BT | F & D A140X | |
|---|---|---|
| Digital optical input | No | No |
| USB Type A interface (for flash drive) | No | Yes |
| USB interface (for computer connection) | No | No |
| Digital coaxial input | No | No |
| Support for SD memory cards | No | No |
| Line input (stereo) | Yes | Yes |
| Headphone jack | No | No |
| Mains power | Yes | Yes |
| Battery power | No | No |
| Bluetooth | Yes | Yes |
| Wireless connection | Yes | Yes |
| Subwoofer output | No | No |
| Line input (stereo) connector | RCA | RCA |
Sound quality
| Microlab B77BT | F & D A140X | |
|---|---|---|
| Number of front speakers | 2 | 1 |
| Magnetic shielding of front speakers/satellites | n/a | Yes |
| Magnetic shielding of subwoofer | n/a | Yes |
| Total power (RMS) | 64 W | 37 W |
| Front speakers power | 32 W | 12 W |
| Maximum playback frequency | 20000 Hz | 20000 Hz |
| Minimum reproducible frequency | 50 Hz | 45 Hz |
| Signal to noise ratio | 75 dB | 65 dB |
| Subwoofer power | n/a | 13 W |
| Separation of channels | 50 dB | n/a |
Functions
| Microlab B77BT | F & D A140X | |
|---|---|---|
| HF adjustment | Yes | n/a |
| LF adjustment | Yes | n/a |
| DTS decoder | No | No |
| Dolby Pro Logic II decoder | No | No |
| Dolby Digital decoder | No | No |
| Remote control | n/a | wireless |
| Built-in tuner | No | Yes |
| Powered by USB | No | No |
| DTS ES decoder | No | No |
| Controls on front side | No | n/a |
