Email:marketing@richerlink.com
Tel:+86-755-86610859
Add:1001, Floor 10, Building 3, Chongwen Park, Nanshan Zhiyuan,Liuxian Avenue, Taoyuan Street, Nanshan District, Shenzhen，China
Key Benifits and Features
RL821EWV-DGB terminal devices are designed for fulfilling FTTH and triple play service demand of fixed network operators or cable operators. The box is based on the mature Gigabit EPON technology, which have high ratio of performance to price, and the technology of 802.11AC/n/g/b WiFi (2T2R), Layer 2/3, and high quality VoIP as well. They are highly reliable and easy to maintain, with guaranteed QoS for different service. And It is fully compliant with technical regulations such as IEEE802.3ah and technical requirement of EPON Equipment (V2.1 and above version) from China Telecom.
RL821EWV-DGB specification and working environment
| Parameter | Nominal |
| Dimension | 236mm×148mm×30mm（L×W×H） |
| Net weight | 0.5kg |
| Typical power consumption | <12W |
| Noise | None |
| Cooling style | Naturally cooling |
| Power supply | 12V DC（By external AC/DC adapter） |
| Installation style | Support PC, wall mount or put inside of information box. |
| Environment | -5~50℃ |
| Atmospheric pressure | 70~106Kpa |
| MTBF | 50,000hours |
| MTTR | 30minutes |
RL821EWV-DGB WIFI Specifications
| Standard | IEEE 802.11 ac/b/g/n | |
| WiFiparameter | Frequency | 2.4~2.4835GHz5GHz： Low frequency 5.15GHz～5.25GHz、 Middle frequency 5.25GHz～5.35GHz、 High frequency 5.725GHz～5.825GHz |
| Transmission speed | 2.4GHz Frequency:IEEE 802.11b ：11/5.5/2/1M(Auto)IEEE 802.11g：54/48/36/24/18/12/9/6(Auto)IEEE 802.11n：270/243/216/162/108/81/54/27Mbps,up to 300Mbps | |
| 5GHz Frequency:IEEE 802.11n：Highest transmission speed up to 300MbpsIEEE 802.11ac ：Highest transmission speed up to 867Mbps | ||
| Channel number | 2.4GHz ：13 5GHz：4 | |
| Spread-spectrum Technique | DSSS(Direct sequence spread spectrum) | |
| Data Modulation | DBPSK、DQPSK、CCK and OFDM(BPSK/QPSK/16-QAM/64-QAM) | |
| Sensitivity@PER(Package error rate) | 270M：-68dBm@10% PER；130M： -68dBm@10% PER；108M：-68dBm@10% PER；54M：-68dBm@10% PER11M：-85dBm@8% PER；6M：-88dBm@10% PER1M：-90dBm@8% PER； | |
| Transmission distance | Indoor Maximum 120 meters；Outdoor Maximum 360 meters(The distance depends on the environment) | |
| RF power | 20dBm EIRP | |
| Antenna | 5dBi Antennas | |
Ordering Information
| Model | Product Description |
| RL821EWV-DGB | GPON ONU 4GE+2POTS+11n 2*2 +11ac 2*2+USB, 4 x External Antennas 5DBI |
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