| Cisco Compatible | QDD-400G-FR4-S | 供應商名稱 | 司長 |
| 外形尺寸 | QSFP-DD | 最大數據速率 | 400Gbps嘅 |
| Wavelength | 1271納米,1291納米,1311納米,1331納米 | 最大電纜距離 | 2公里 |
| 連接器 | 雙工液相色譜 | 媒體 | 單模量單位（ SMF |
| Transmitter Type | CWDM EML | Receiver Type | PIN |
| TX Power | -3.3~3.5dBm | Receiver Sensitivity | <-7.3分貝 |
| Powerbudget | 4dB | Receiver Overload | 3.5分貝 |
| 功耗 | ≤12W | Extinction Ratio | 3.5dB |
| DDM/DOM | 撐 | 商用溫度範圍 | 0 至70°C (32 至158°F) |
| 數字信號處理器 | TX and RX | 主機FEC | 撐 |
| 協議 | QSFP-DD MSA Compliant | 保證 | 5 年 |
Cisco QDD-400G-FR4-S Compatible 400GBASE-FR4 QSFP-DD PAM4 1310nm 2km DOM Optical Transceiver Module (單模量單位（ SMF, 1310納米, 2公里, 立法會, DOM嘅)
$1,799.00
Cisco QDD-400G-FR4-S Compatible 400GBASE-FR4 QSFP-DD PAM4 1310nm 2km DOM Duplex LC SMF Optical Transceiver Module
The 400GBASE-FR4 module supports link lengths of up to 2km SMF with duplex LC connector. It is compliant to IEEE 802.3bs, 400GBASE-FR4 Spec of 100G Lambda MSA group, and 400GAUI-8/CEI-56G-VSR-PAM4 standards. The 400 Gigabit Ethernet signal is carried over four CWDM grid optical wavelengths. Multiplexing and demultiplexing of the four wavelengths are managed within the device.
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