DDMALL HEV-4KW and HDD-20W is the most portable HDMI over Wifi SRT encoding and decodling solution in 4K resolution. Both the HDMI encoder and decoder are mini in size only 75x32x15mm and lightweight in 25g. With HDMI type-A male connector, they can be directly plugged to the HDMI source/display directly and powered by USB connection. With built-in H.265 and H.264 codec, the HEV-4KW supports up to 2160p@30 HDMI input and up to 2160p@30 encoding output at up t o 64Mbps; while the HDD-20 decoder supports up to 2160p@60 IP stream input and up to 2160p60 HDMI output. Both are SRT protocol supported for secure, low-latency and high-quality video delivery in UHD resolution. More over, they are wireless connected to the network through 5G or 2.4G Wifi connection.
Parameters
HEV-4KW Encoder:
Power Supply
|
5V/1 A (USB cable powered )
|
Power Consumption | 2.6W |
Work Temperature
|
-10~55℃ (14~149℉)
|
Storage Temperature | -20~85℃ (-4~185℉) |
Work Humidity
|
10%- 90%RH (Non-condensing)
|
Weight | 25g/0.055lbs |
Dimension
|
75mm(L)*32mm(W)*15mm(H)/ 3.94×1.26× 0.59in
|
MTBF(mean time between failures) | 30,000h |
Video Input Standard
|
HDMI 1.4A
|
Video Codec | H.265/HEVC and H.264/AVC |
Supported Protocols
|
SRT, HLS, RTP, RTSP, RTMP, RTMPS, UDP, TCP, Low Latency, Multicast and Unicast.
|
Supported Input Resolution | 2160p@30/25/24Hz, 1080p@60/50/30/25/24/23Hz, 720p@60/50/30Hz |
Supported Output Resolution
|
2160p@30/25/24Hz, 1080p@60/50/30Hz, 720p@60/50/30Hz, 960×720@60/50/30Hz, 960×540@60/50/30Hz, 640×480@60/50/30Hz, 360×200@60/50/30Hz.
Frame rate can be selected by yourself.
Primary stream supports maximum of 3840*2160@30Hz,secondary stream supports maximum of 1080p@60Hz
|
Video Bitrate | 128Kbps~64Mbps |
Audio Input Standard
|
HDMI, 3.5mm analog, Mic in, Line in
|
Audio Encoding Format | G.711u, AAC |
Audio Bitrate
|
32kbps~256Kbps
|
Wireless Standard | 802.11a/n/ac 5G,802.11b/g/n 2.4G |
Control Method
|
Web UI/DDMALL Cloud
|
AP Mode Wi-Fi Info. | SSID:HEV-4KW;password:12345678 |
AP Mode Default IP
|
192.168.1.252
|
Default Web UI Login Credentials | user/password: admin/admin |
GOP
|
Tunable
|
Compression Profile | BaseLine, Main, High |
HDD-20W decoder:
Power Supply | 5V/1 A (USB cable powered ) | Power Consumption | 2.6W |
Work Temperature | 10~65℃ (14~149℉) | Storage Temperature | -20~85℃ (-4~185℉) |
Work Humidity | 10%- 90%RH (Non-condensing) | Product Weight | 25g/0.055lbs |
Product Dimension | 75x32x15mm/2.95x1.26x0.59in | MTBF(mean time between failures) | 30,000h |
Video Input Standard | HDMI 2.0 | Video Codec | H.265/HEVC and H.264/AVC |
Supported Protocols | RTSP, ONVIF, UDP, TCP, | Supported Output Resolution |
3840*2160p@60/50/30/25/24Hz, 1920*1080p@60/50/30/25/24Hz, 1920*1080i@60/50Hz, 1280*720p@60/50Hz |
Supported Stream Input Resolution |
3840*2160@60/30Hz,1920*1080p@60/30Hz, 1280*720p@60/30Hz |
Audio Input Standard | HDMI embedded audio input, 3.5mm analog |
Audio Encoding Format |
G.711u, AAC |
Compression Profile | BaseLine, Main, High |
Control Method |
Web UI/DDMALL Cloud System |