TAO Cloud 
ASK 4
4K Wireless Video Transmission System
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Literature
ASK 4
Product Brochure
EN
V1.0
2026-07-31
Documents
ASK 4
Specification
EN
V1.1
2026-07-14
ASK 4
Quick Start
EN
V1.0
2026-07-31
ASK 4
User Manual
EN
V1.0
2026-07-31
Order Codes
ASK 4 (1TX+1RX)
450-4003-01-1
ASK 4 RX (2R)
450-0005-02-0
Specification
| Interface | Input | TX | HDMI IN | 1 × HDMI-A | |
| Output | TX | HDMI LOOP OUT | 1 × HDMI-A | ||
| RX | HDMI OUT | 1 × HDMI-A | |||
| UVC OUT | 1 × USB-C | ||||
| Audio | TX | AUDIO Out | 1 × 3.5mm Jack | ||
| RX | AUDIO Out | 1 × 3.5mm Jack | |||
| Power Input | TX/RX | DC IN | 1 × USB-C | ||
| TX/RX | Battery (not included) | 1 × NP-F Battery Plate | |||
| Reset | TX/RX | 1 × Pinhole | |||
| Performance | Input Resolution | HDMI IN | Up to 3840×2160P@30Hz | ||
| Output Resolution | HDMI OUT | 3840×2160P@30Hz | 1920×1080P@60Hz | |||
| HDMI LOOP OUT | 3840×2160P@30Hz | 1920×1080P@60Hz | ||||
| UVC OUT | USB 3.0 | YUY2|MJPEG 1920×1080P@60Hz | |||
| USB 2.0 | YUY2|MJPEG 1920×1080P@30Hz | ||||
| Video Codec | H.265 | ||||
| Latency | ≤0.1 s | ||||
| Bitrate | 60 Mbps | ||||
| Wireless Frequency | 5 GHz | ||||
| Max RX per TX | 5 | ||||
| Transmission Distance | 1TX to 1RX | 1500 ft/450 m (MAX) | |||
| 1TX to 3RX | 990 ft/300 m | ||||
| 1TX to 5RX | 656 ft/200 m | ||||
| Device Compatibility | PC/Laptop/PS4/PS5/TV Box/Camera | ||||
| Power | Input Voltage | 5V2A | |||
| NP-F series battery runtime | NP-F970 7800 Mah | TX: 12 h/RX: 13 h | |||
| (battery is not included) | NP-F750 4400 Mah | TX: 9 h/RX: 10 h | |||
| NP-F550 2600 Mah | TX: 5 h/RX: 5.5 h | ||||
| Physical | Display | 1.47-inch LCD | |||
| Water Resistance | N/A | ||||
| Housing Material | PC + ABS + Metal | ||||
| Dimension | Net Dimension | 108.5 × 69.7 × 27.2 mm | |||
| Package Dimension | 200 x 180 × 100 mm | ||||
| Package Weight | 990 g | ||||
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