39.69 in 3.82 in  | 39.17 in 3.58 in  | |
| Available colors | ||
| User rating |
 Harman Kardon SB20 |  Philips HTL3120 | |
|---|---|---|
| Audio output channels | 2.1 | 2.0 |
| Connectivity technology | Wireless | Wired & Wireless |
| Harman Kardon SB20 | Philips HTL3120 | |
|---|---|---|
| Digital coaxial input (S/PDIF) | 0 | 1 |
| Digital optical input (S/PDIF) | 1 | 1 |
| HDMI | yes | yes |
| HDMI ports quantity | 1 | 3 |
| Number of HDMI inputs | 0 | 2 |
| Number of HDMI outputs | 1 | 1 |
| USB | no | yes |
| Bluetooth | yes | yes |
| Audio Return Channel (ARC) | yes | yes |
| Harman Kardon SB20 | Philips HTL3120 | |
|---|---|---|
| Audio format | Dolby Digital |
|
| Harman Kardon SB20 | Philips HTL3120 | |
|---|---|---|
| Frequency range | 45 - 0.02 | 55 - 18000 |
| Suitable for subwoofer | yes | no |
| Frequency range (max) | 20000.0 Hz | 18000.0 Hz |
| Frequency range (min) | 45.0 Hz | 55.0 Hz |
| RMS rated power | 300.0 W | 120.0 W |
| Harman Kardon SB20 | Philips HTL3120 | |
|---|---|---|
| Colour of product | Black | Black |
| Width | 39.69 in | 39.17 in |
| Height | 3.82 in | 3.58 in |
| Depth | 2.13 in | 4.09 in |
| Weight | 5.07 lb | 7.72 lb |
| Harman Kardon SB20 | Philips HTL3120 | |
|---|---|---|
| Subwoofer included | yes | no |
| Harman Kardon SB20 | Philips HTL3120 | |
|---|---|---|
| Colour of product | Black | Black |
| Harman Kardon SB20 | Philips HTL3120 | |
|---|---|---|
| Radio receiver | no | no |
| FM radio | no | no |
| Handheld remote control | yes | yes |
| Separate DVD / Blu-ray player | no | no |
| Docking connector type | Not supported | Not supported |
| Apple docking compatibility | no | no |
| Pros | ||
|---|---|---|
| Cons |
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