  |  |  |  |  | |
| Available colors |
| Colour of product |
|
|
|
|
|
|---|
| Display | yes | no | yes | yes | yes |
|---|---|---|---|---|---|
| Touchscreen | no | N/A | no | no | no |
| Screen size | N/A | N/A | 0.96 in | 1.0 in | 1.1 in |
| Screen resolution | N/A | N/A | 128 x 64 px | 128 x 64 px | N/A |
| Technology | N/A | N/A | N/A | OLED | OLED |
| Type of display | N/A | N/A | N/A | Monochrome | Colour |
| Supported audio files |
| MP3 |
|
|
|
|---|---|---|---|---|---|
| Recording voice | N/A | N/A | N/A | yes | yes |
| Bluetooth | no | N/A | no | no | no |
|---|---|---|---|---|---|
| USB | yes | yes | yes | yes | yes |
| Digital coaxial output (S/PDIF) | yes | N/A | N/A | N/A | N/A |
| Wi-Fi | N/A | N/A | no | no | no |
| Video output | N/A | N/A | No | No | No |
| Headphone output | N/A | N/A | 1 | 1 | 1 |
| USB version | N/A | N/A | 2.0 | 2.0 | 2.0 |
| Analogue 3.5mm input | N/A | N/A | N/A | 0 | 0 |
| Digital optical output (S/PDIF) | N/A | N/A | N/A | no | no |
| Type of USB connector | N/A | N/A | N/A | Mini-USB | Micro-USB |
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