CVW CH7970/CH4970 Transmitter – Receiver Overview
This wireless HD Video solution enables wireless transmission of audio and video from any HDMI video source such as PC/HDTV to display devices.The HDTV/HD Monitor has a 5GHz band, with very low latency.
Features
- Support up to 1080P/60Hz
- 50m LOS wireless transmitting distance
- Totally DIY, Plug & Play
- HDMI interface
- IR exterder for both 30-55kHz IR return control
- Portable size
- With 1/4″ screw hole for hanging
In the Box
- Wireless HD Transmitter x 1
- Adapter with USB cable x 1
- HDMI Cable x 1
- IR Extension Connector x 1
- Wireless HD Receiver x 1
- Adapter with USB cable x 1
- IR Extensions connector x 1
Specification
TX: 7970
- DC Power: Power socket for DC adapter
- HDMI IN: Connect to HD Video source device such as DSLR / DV, Blu-ray Player, Laptop, HDTV, etc
- USB: USB socket for upgrading
- Pairing: For devices pairing, use a pinpoint to press for about 5 seconds then release, the devices will be pairing
- Channel Switch: Press to change the channel
- LED Indicators: RED for Networking; Green for Video
- IR OUT Socket: Connect with IR extension connector to transmit IR signal


Specification
RX: 4970
- DC Power: Power socket for DC adapter
- HDMI OUTPUT: Connect to HD display device such as HDTV, Projector, LED Screen, etc.
- USB: USB socket for upgrading
- Pairing: For devices pairing, use a pinpoint to press for about 5 seconds then release, the devices will be pairing
- Channel Switch: Press to change the channel
- LED Indicators: RED for Networking; Green for Video
- IR IN Socket: Connect with IR extension connector to receive the IR signal
Product Installation
- Locate the transmitter and receiver respectively on the base. * To avoid interference from other devices, please DO NOT place any barriers near the devices.
- Connect the power adapter to the transmitter and receiver.
- Connect the IR extension connector to the IR Output socket of the transmitter and place it in front of the IR sensor area of the video source.
- Connect the IR extension connector to the IR Input socket of the Receiver.

5. After communicating the power transmitter and receiver system startup, the system will start after the completion of the following OSD displayed on the device screen: “Connecting to transmitter”

6. Wait for the system start, and the screen will display text ”Connecting to transmitter.” then the images shows up, which means the product is working.

7. When the system is working properly, the user can use the remote controller of the HD player at the HDTV side. The remote controller should be aligned to IR connector of the receiver.

8. While connected, the user can press the Channel Switch of the transmitter or the receiver to change to the other channel for better transmission.

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