為了在中小型拍攝設備上實現穩定、高品質的視訊傳輸，DJI SDR 傳輸器採用 DJI 專有技術，可在遠距離傳輸高達 1080p60 解析度的素材。 SDR（軟體定義無線電）傳輸採用三頻寬（DFS、2.4 GHz 和 5.8 GHz）自動跳頻系統，穿透力高，距離可達 1.9 英里。該系統非常適合將鏡頭從攝影機設備傳輸到無限數量的接收器或行動設備，特別是在擁擠的場景或密集的建築周圍，否則傳統的消費者基於 Wi-Fi 的解決方案將不堪重負。
Specs
Transmitter
Weight
Approx. 145 g (including antennas)
Dimensions
86.5×64×32 mm (L×W×H, excluding antennas)
Ports
SDI Input Port HDMI Input Port 3.5mm Stereo Jack USB-C Firmware Update Port USB-C Power and Gimbal Communication Port
Operating Frequency
SDR Operating Frequency Non-DFS Frequency Band: 2.4000-2.4835 GHz 5.725-5.850 GHz DFS Frequency Band: 5.470-5.725 GHz 5.8 GHz is prohibited in some countries/regions. Check local laws and regulations for more information. 5.600-5.650 GHz is not used. Wi-Fi Operating Frequency 2.4000-2.4835 GHz 5.150-5.250 GHz
Transmitter Power (EIRP)
SDR: 2.4000-2.4835 GHz: < 30 dBm (FCC) < 20 dBm (SRRC/CE/MIC) 5.470-5.725 GHz: < 30 dBm (FCC) < 23 dBm (CE/MIC) 5.725-5.850 GHz: < 30 dBm (FCC) < 14 dBm (CE) ＜30 dBm (SRRC) Wi-Fi: 2.4000-2.4835 GHz: < 26 dBm (FCC) < 20 dBm (SRRC/CE/MIC) 5.150-5.250 GHz: < 26 dBm (FCC) < 23 dBm (SRRC/CE/MIC)
Wi-Fi Protocol
802.11b/a/g/n/ac/ax Supports 2×2 MIMO Wi-Fi
Max Bandwidth
SDR: 20 MHz Wi-Fi: 20 MHz
Max Bitrate
SDR: 20 Mbps* Wi-Fi: 8 Mbps * Measured in Control mode, with Broadcast mode turned off.
Power Consumption
8.2 W Measured at a room temperature of 25° C (77° F), when linked in Control mode, at a distance of approximately 10 meters, in a 1T1R setup, with Wi-Fi turned off, using PD for power supply.
Power Supply
USB-C Power Supply Type 1: 9 V, 2 A (PD protocol) USB-C Power Supply Type 2: 6.8-17.2 V DC NP-F Battery Power Supply Voltage: 6.8-8.4 V
Input Video Format
1080p: 23.98/24/25/29.97/30/50/59.94/60fps 1080i: 50/50.94/60fps (1080i is not available in Broadcast mode). 720p: 50/59.94/60fps
Input Audio Format
SDI embedded, HDMI embedded
Video Transmission System
SDR + Wi-Fi
Video Transmission Latency
SDR: 80 ms* (including camera and screen display latency) 35 ms* (excluding camera and screen display latency) Wi-Fi: 110 ms** * Measured when shooting 1080p/60fps video with Broadcast mode turned off. ** Measured when shooting 1080p/60fps video.
Video Coding Format
H.264
Max Transmission Distance
SDR: 3 km (FCC)* 2 km (CE/SRRC/MIC)* Wi-Fi: 200 m * Measured in Control mode, with Broadcast mode turned off.
Operating Temperature
-10° to 40° C (14° to 104° F)
Receiver
Weight
Approx. 145 g (including antennas)
Dimensions
86.5×64×32 mm (L×W×H, excluding antennas)
Ports
SDI Output Port HDMI Output Port 3.5mm Stereo Jack USB-C Firmware Update and Video Output Port USB-C Power Port
Operating Frequency
SDR Operating Frequency Non-DFS Frequency Band: 2.4000-2.4835 GHz 5.725-5.850 GHz 5.8 GHz is prohibited in some countries/regions. Check local laws and regulations for more information.
Transmitter Power (EIRP)
SDR: 2.4000-2.4835 GHz: < 30 dBm (FCC) < 20 dBm (SRRC/CE/MIC) 5.725-5.850 GHz: < 30 dBm (FCC) < 14 dBm (CE) < 23 dBm (SRRC)
Max Bandwidth
20 MHz
Max Bitrate
20 Mbps Measured in Control mode, with Broadcast mode turned off.
Power Consumption
8.3 W Measured at a room temperature of 25° C (77° F), when linked in Control mode, at a distance of approximately 10 meters, in a 1T1R setup, with Wi-Fi turned off, using PD for power supply.
Power Supply
USB-C Power Supply Type 1: 9 V, 2 A (PD protocol) USB-C Power Supply Type 2: 6.8-17.2 V DC NP-F Battery Power Supply Voltage: 6.8-8.4V
Output Video Format
1080p: 23.98/24/25/29.97/30/50/59.94/60fps 1080i: 50/50.94/60fps (1080i is not available in Broadcast mode). 720p: 50/59.94/60fps
Output Audio Format
PCM
Video Transmission System
SDR
Video Transmission Latency
80 ms (including camera and screen display latency) 35 ms (excluding camera and screen display latency) Measured when shooting 1080p/60fps video with Broadcast mode turned off.
Video Coding Format
H.264
Max Transmission Distance
3 km (FCC) 2 km (CE/SRRC/MIC) Measured in Control mode, with Broadcast mode turned off.
Operating Temperature
-10° to 40° C (14° to 104° F)