# Blustream CAT100EARC Audio & eARC Over CAT Cable Extender

The Bluestream CAT100EARC Audio over CAT cable extender transmits HDMI eARC/ARC or optical digital audio signals up to a distance of 200m (eARC/ARC signals up to 100m).This plug and play device supports CEC pass-through when HDMI eARC/ARC audio is selected and features a built in DAC to convert either of the inputs to a stereo left / right audio output.

Perfect for extending sound from your TV to your eARC enabled amplifier such as the WiiM AMP, Bluesound AMP or Sonos AMP, via data cable.

**FEATURES**

-   Extend either eARC/ARC or optical digital audio signals over a single CAT cable\*
-   CAT100EARC supports eARC/ARC distribution distances of up to 100m
-   CAT100EARC supports Optical audio distribution distances of up to 200m
-   Built in DAC (Digital to Analogue audio Converter) converts either HDMI eARC/ARC or optical digital to analogue stereo left/right audio output (2ch PCM only)
-   Supports CEC pass-through when HDMI eARC/ARC mode selected
-   Supports the following audio formats: **eARC:** PCM 2.0/5.1/7.1ch, Dolby Digital Plus, DTS, Dolby TrueHD, DTS-HD MA, Dolby Atmos. **ARC:** PCM 2.0ch, Dolby 5.1ch, DTS 5.1ch **Optical:** PCM 2.0ch, Dolby 5.1ch, DTS 5.1ch
-   Bi-directional PoC (Power over Cable) to power extenders from either the transmitter or receiver
-   Selection between HDMI eARC/ARC or Optical digital audio via dipswitch on the TX

###### What You Get

-   1 x CAT100EARC-TX
-   1 x CAT100EARC-RX
-   1 x 5A DC power supply
-   1 x Mounting kit
-   1 x Quick Reference Guide

###### Specifications

CAT100EARC-TX• Audio Input Connectors: 1x Optical (S/PDIF)&1x HDMI Type A• Output Connectors: 1x RJ45• Firmware Upgrade: 1x Micro-USB• Dimensions (W x H x D): 74mm x 80mm x 24mmCAT100EARC-RX• Input Connectors: 1x RJ45&5V/1A DC• Output Connectors: 1x Optical (S/PDIF), 1x HDMI Type A&1x Analogue audio L/R (3.5mm stereo Jack)• Firmware Upgrade: 1x Micro-USB• Dimensions (W x H x D): 74mm x 80mm x 24mm

GENERAL• Shipping Weight: 0.7kg • Operating Temperature: 32°F to 104°F (-5°C to +55°C)• Storage Temperature : -4°F to 140°F (-25°C to +70°C)• Power Supply: 24V/1.25A DC

## Details

- **Price:** 237.0 GBP
- **Vendor:** Blustream
- **Type:** HDMI Distribution

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 237.00 GBP | In stock |

## Images

- Blustream CAT100EARC Audio & eARC Over CAT Cable Extender - K&B Audio
- Blustream CAT100EARC Audio & eARC Over CAT Cable Extender - K&B Audio
- Blustream CAT100EARC Audio & eARC Over CAT Cable Extender - K&B Audio

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> Source: [K&B Audio](https://www.kbaudio.co.uk/products/blustream-cat100earc-hdmi-over-cat-extender-set-with-earc)
> Updated: 2026-04-29