ZTE ZXSDR R8881 (hereinafter referred to as R8881) is a distributed Remote Radio Unit (RRU) used in ZTE Uni-RAN solution, with 1-way transmitting and 2-way receiving. R8881 80W works in GSM or UMTS single mode or multi-mode.
R8881 supports functionalities as follows. <div>  Supports multi-band of 850M/900M/1800M/1900M/2100MHz/AWS.</div><div>  Supports the configuration of 5MHz/4.8MHz/4.6MHz/4.4MHz/4.2MHz channel <br>interval for UMTS carrier.</div><div>  Supports the configuration of 1.4MHZ/3MHz5MHz/10MHz/15MHz/20MHz scalable <br>bandwidth. </div><div>  Supports one way transmitting and two-way receiving.</div><div> R8881 80W supports GSM, UMTS single mode or GSM/UMTS dual-mode. </div><div>  Supports combination of two R8881 units to achieve same receiving sensitivity <br>without adding antenna. </div><div>  Supports RTWP report interval at 100ms and 2ms. </div><div>  Supports transmit power reporting function for every carrier. </div><div>  Supports over loading protection function for power amplifier. </div><div>  Supports measurement, compensation and adjustment function for channel delay. </div><div>  Supports dynamic PA voltage adjustment to achieve best efficiency in different <br>system loads. </div><div>  Supports transmitting channel switching on/off function.</div><div> Supports built-in lightning protection function for DC power supply. <br><div><br></div></div>
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