Oki-NHE, Telephone, Non Water-proof built-in type (ODA-1780)

Model: ODA-1780-1K
- Indication (Tone-Ringer & Lamp): Yes
- Output of contact point: Yes
- Noisy Place Use: No
- Sub receiver: No
- Headset: No
- Illumination with dial: No
- DP/PB Select: Yes
- Round terminal: No
- 2-wire (For Independent Line): No

- Mass (kg): 1.4

Model: ODA-1780-1NK
- Indication (Tone-Ringer & Lamp): Yes
- Output of contact point: Yes
- Noisy Place Use: Yes
- Sub receiver: No
- Headset: No
- Illumination with dial: No
- DP/PB Select: Yes
- Round terminal: No
- 2-wire (For Independent Line): No

- Mass (kg): 1.4

Model: ODA-1780-2K
- Indication (Tone-Ringer & Lamp): Yes
- Output of contact point: Yes
- Noisy Place Use: No
- Sub receiver: No
- Headset: No
- Illumination with dial: Yes
- DP/PB Select: Yes
- Round terminal: No
- 2-wire (For Independent Line): No

- Mass (kg): 1.5

Model: ODA-1780-2NK
- Indication (Tone-Ringer & Lamp): Yes
- Output of contact point: Yes
- Noisy Place Use: Yes
- Sub receiver: No
- Headset: No
- Illumination with dial: Yes
- DP/PB Select: Yes
- Round terminal: No
- 2-wire (For Independent Line): No

- Mass (kg): 1.5

* Color: N3