Product Description ? Features: 1. Single fiber bi-directional operation 2. Integrated WDM filter 3. Low threshold current, uncooled MQW FP LD 4. High response, low dark current InGaAs PIN 5. Operation temperature -40C to +85C 6. Class I FDA and IEC laser safety 7. Isolation > 35dB and Cross talk <-45db 8. Complies with Bellcore TA-NWT-000983 More Product Features ? Trademark: Staropto Standard: ISO9001:2000 Company: Shenzhen Staropto Technology Co., Ltd.