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In Stock Same-day processing on in-stock orders Ships after order confirmation Contact us for availability
Same-day processing on in-stock orders. US orders arrive in 3–5 business days (AK/HI 5–7) · Expedited delivery (2–3 business days) is available for eligible items. Ships after order confirmation. Contact us for availability. Tracking number emailed when your order ships. Shipping policy
Product Overview
Atlona Rondo AT-RON-444 4K HDR 1×4 HDMI distribution amplifier.
Key Features
Distribute an HDMI video source to two displays using this Rondo 444 4K/HDR 1x4 HDMI Distribution Amplifier from Atlona. The 444 features one HDMI input and four HDMI outputs that support all video signals up to DCI 4K60 resolution and up to 12-bit 4:4:4 HDR color.
The unit features a buffer system that manages HDCP 2.2, EDID management, TDMS reclocking, signal regeneration, and CEC disconnect. Supported color profiles include HDR10 high dynamic range, as well as audio profiles which include compressed, lossless Dolby TrueHD, Digital Plus, DTS-HD Master Audio, and Atmos. Input and output activity status is shown on the LEDs beside the ports as well as on the front of the unit. The unit is powered using the included power supply, and a rackmount kit is also included.
Applications
1x4 HDMI Distribution Amplifier Delivers high performance, reliable HDMI signal distribution
Easy to install and deploy in commercial and residential applications 4K Capability Ideal for new and emerging UHD 4K and HDR-capable sources and displays
Compatible with 4K HDR10 and Dolby Vision at 60 Hz, as well as HLG (Hybrid Log-Gamma) for 60p HDR broadcast services HDCP 2.2 Compliant Adheres to latest specification for High-Bandwidth Digital Content Protection
Allows protected content stream to pass between devices EDID Management Manages EDID communications with the source through a display's EDID or internally stored EDID
Ensures that desired audio formats and video resolutions are provided to the AV system Cascading for up to 8 Units Combine multiple Rondo 442 and other Rondo Series distribution amplifiers without compromising performance or reliability
System designs and configurations can easily be adapted or modified as needed Multichannel Audio Compliant Pass-through multichannel audio formats from the HDMI input
Supports PCM, Dolby Digital, Dolby Digital Plus, Dolby TrueHD, Dolby Atmos, DTS Digital Surround, DTS-HD Master Audio, and DTS:X Field-Updatable Firmware Device can be updated in the field via USB port Front-Panel Power and Signal Status LEDs LED indicators provide power and HDMI input/output signal status information
Provides easy setup and troubleshooting. Compact Enclosure Easy installation into racks and confined spaces
Keeps devices out of sight when placed in public spaces
| Video Inputs | 1 x HDMI Type A |
| Video Output | 4 x HDMI Type A |
| Resolution Support | 4096 x 2160p: 24/25/30/50/60 3840 x 2160p: 24/25/30/50/60 1080p: 23.98/24/25/29.97/30/50/59.94/60 1080i: 50/59.94/60 720p: 50/59.94/60 576p, 576i, 480p, 480i |
| Video Format Support | 2560 x 2048 2560 x 1600 2048 x 1536 1920 x 1200 1680 x 1050 1600 x 1200 1600 x 900 1440 x 900 1400 x 1050 1366 x 768 1360 x 768 1280 x 1024 1280 x 800 1280 x 768 1152 x 768 1024 x 768 800 x 600 640 x 480 |
| Digital Audio Format | HDMI Embedded: 2-Channel PCM, LPCM 5.1, LPCM 7.1, Dolby Digital, DTS 5.1, Dolby Digital+, Dolby TrueHD, DTS-HD Master Audio, Dolby Atmos, DTS:X |
| Audio Sample Rate | 32 kHz, 44.1 kHz, 48 kHz, 88.2 kHz, 96 kHz, 176.4 Hz, 192 kHz |
| Audio Bit Rate | Up to 24-Bit |
| Color Space | YUV, RGB |
| Chroma Subsampling | 4:4:4, 4:2:2, 4:2:0 |
| Color Depth | 8-Bit, 10-Bit, 12-Bit |
| Color Profile | HDR10 and Dolby Vision at 60 Hz |
| Bandwidth | 18 Gb/s |
| CEC | No |
| HDCP Support | Yes, HDCP 2.2 Compliant |
| Power Input | 100 to 240 VAC, 50 to 60 Hz |
| Power Consumption | 6.75 W |
| Power Output | 5 VDC |
| Certifications | CE, FCC |
| Operating Temperature | 32 to 122°F / 0 to 50°C |
| Storage Temperature | -4 to 140°F / -20 to 60°C |
| Relative Humidity, Non-Condensing | 20 to 90% |
| Dimensions | 9.98 x 8.6 x 1.73 / 25.37 x 21.95 x 4.4 cm |
| Weight | 3.07 lb / 1.39 kg |
Packaging Info
| Package Weight | 5.55 lb |
| Box Dimensions (LxWxH) | 16.8 x 12.4 x 3.9" |
| Video Inputs | 1 x HDMI Type A |
| Video Output | 4 x HDMI Type A |
| Resolution Support | 4096 x 2160p: 24/25/30/50/60 3840 x 2160p: 24/25/30/50/60 1080p: 23.98/24/25/29.97/30/50/59.94/60 1080i: 50/59.94/60 720p: 50/59.94/60 576p, 576i, 480p, 480i |
| Video Format Support | 2560 x 2048 2560 x 1600 2048 x 1536 1920 x 1200 1680 x 1050 1600 x 1200 1600 x 900 1440 x 900 1400 x 1050 1366 x 768 1360 x 768 1280 x 1024 1280 x 800 1280 x 768 1152 x 768 1024 x 768 800 x 600 640 x 480 |
| Digital Audio Format | HDMI Embedded: 2-Channel PCM, LPCM 5.1, LPCM 7.1, Dolby Digital, DTS 5.1, Dolby Digital+, Dolby TrueHD, DTS-HD Master Audio, Dolby Atmos, DTS:X |
| Audio Sample Rate | 32 kHz, 44.1 kHz, 48 kHz, 88.2 kHz, 96 kHz, 176.4 Hz, 192 kHz |
| Audio Bit Rate | Up to 24-Bit |
| Color Space | YUV, RGB |
| Chroma Subsampling | 4:4:4, 4:2:2, 4:2:0 |
| Color Depth | 8-Bit, 10-Bit, 12-Bit |
| Color Profile | HDR10 and Dolby Vision at 60 Hz |
| Bandwidth | 18 Gb/s |
| CEC | No |
| HDCP Support | Yes, HDCP 2.2 Compliant |
| Power Input | 100 to 240 VAC, 50 to 60 Hz |
| Power Consumption | 6.75 W |
| Power Output | 5 VDC |
| Certifications | CE, FCC |
| Operating Temperature | 32 to 122°F / 0 to 50°C |
| Storage Temperature | -4 to 140°F / -20 to 60°C |
| Relative Humidity, Non-Condensing | 20 to 90% |
| Dimensions | 9.98 x 8.6 x 1.73 / 25.37 x 21.95 x 4.4 cm |
| Weight | 3.07 lb / 1.39 kg |
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Same-day processing on in-stock orders; orders placed on weekends or holidays begin processing the next business day. For US orders: Standard 3–5 business days (5–7 business days to Alaska and Hawaii). Expedited delivery (2–3 business days) is available for eligible items and is quoted after you order. Estimates are not guarantees; weather, carrier delays, and remote destinations can extend delivery times.
We accept orders only with U.S. shipping and billing addresses (the 50 states and DC). We cannot accept international, APO/FPO, or U.S. territory addresses. We ship via carriers including FedEx, UPS, and USPS. Standard ground shipping is free on all U.S. orders. Expedited shipping is available for eligible items and is quoted after you order; nothing extra is charged without your approval.
Inspect your order on arrival. If an item arrives damaged, defective, or is not what you ordered, contact us within 48 hours so we can arrange a replacement or refund at no cost to you, including return shipping. If a package arrives damaged in transit, also keep all packaging so we can file a carrier claim.
Full policy: Shipping Policy Full policy: Refund & Return Policy
Most items can be returned within 30 days of the delivery date for a refund or exchange, and every return needs an RMA number. For a full refund, items may be opened but must be unused, in original condition with all accessories and packaging, and any free promotional items must be included. Except for damaged, defective, or mis-shipped items, you pay return shipping. Items returned incomplete, used, or missing original packaging may be subject to a restocking fee of up to 15% or a partial refund. Custom-configured and clearance/final-sale items, opened software, downloadable content, gift cards, opened consumables and personal-use items, and items missing serial numbers or manufacturer packaging can’t be returned. Any exceptions are noted on the product page.
Once we receive and inspect your return, we email you to confirm approval. Approved refunds go to your original payment method, typically within 3–5 business days of inspection, and your bank or card issuer may take an additional 5–10 business days to post the credit. Original shipping charges are non-refundable unless the item arrived damaged, defective, or was shipped in error.
A manufacturer warranty may apply to an eligible product. Coverage, term, and claim process vary by product, condition, and manufacturer, so check the product listing and manufacturer documentation for the exact term. Open-box, refurbished, used, and final-sale items may have different terms. If warranty eligibility is important to your purchase, contact us before ordering so we can confirm the information available for this item. Our support team can also help locate documentation or start an eligible claim.
We accept Visa, Mastercard, American Express, and Discover cards, PayPal, and Google Pay on supported devices and browsers; checkout shows the options available for your order and device. Purchase orders, NET 30 terms, and wire transfers are offline and by arrangement only. Call us at (800) 581-6868 (Mon–Fri 9 AM – 6 PM ET), email support@audiovideonation.com, or use Live Chat when available.
30-day returns on most items (RMA required). For a full refund, items may be opened but must be unused, in original condition with all accessories and packaging
Return policyReport it within 48 hours for a replacement or refund at no cost, including return shipping
Damaged item policy