Smart-AVI DVX-200PS - Cat-6 Digital Video Extender Baluns for PC Systems
US$ 32085.00
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Description
Smart-AVI HKM-Pro 3-Port HDMI KVM SwitchThe HKM Pro 3 Port HDMI KVM Switch from Smart AVI allows the user to control three computers using a single monitor, USB keyboard & mouse, and stereo speakers headset. The output section for the user features an HDMI port, two USB 2. 0 type A ports (for keyboard and mouse), two USB 3. 0 type A ports, a stereo audio jack, and a mic jack. It also offers an MHL 1. 1 port to connect compatible Android smartphones. Each of the three input sections features
The HKM-Pro 3-Port HDMI KVM Switch from Smart-AVI allows the user to control three computers using a single monitor, USB keyboard & mouse, and stereo speakers / headset. The output section for the user features an HDMI port, two USB 2.0 type A ports (for keyboard and mouse), two USB 3.0 type A ports, a stereo audio jack, and a mic jack. It also offers an MHL 1.1 port to connect compatible Android smartphones. Each of the three input sections features an HDMI port, a USB 3.0 type B port, a stereo audio input jack, and a microphone jack.
This KVM switch supports hotkey switching, which makes it easy to switch between computers. In addition, emulation of keyboard and mouse functions allow connected computers to boot normally without keyboard error. The HKM-Pro 3-Port HDMI KVM Switch comes with a power supply, an HDMI-to-micro USB cable for MHL function, and two sets of USB 3.0, HDMI, and Audio Cables.
- KVM operation, with HDMI inputs and USB 3.0 ports
- HDMI 1.4a with 1080p HD video
- MHL 1.1 for compatible Android smartphones
- Supports DDC/DDC2B, hot-plug detection (HPD) and HDCP functions
- Supports default EDID and select EDID modes
- Supports hotkey switching
- Full USB keyboard and mouse emulation
- Firmware upgradeable
- Easy to install, no software required
UPC: 813280021982
In the Box
Smart-AVI HKM-Pro 3-Port HDMI KVM Switch
- Power Supply
- Limited 1-Year Warranty
| Input | 3 x HDMI female 1 x HDMI female for MHL 3 x USB 3.0 type B female 3 x audio jack (pink, mic) 4 x audio jack (green, stereo audio) |
| Output | 1 x HDMI female 1 x USB type A female for mouse 1 x USB type A female for keyboard 1 x audio jack (pink, mic) 1 x audio jack (green, stereo audio) 2 x USB 3.0 type A female |
| Monitor Support | DDC2B, maximum resolution up to 1920 x 1200 |
| OS Support | Windows 98 / 98SE / ME / 2000 / XP / Vista / 2003 / 7 / 8 Mac OS 9 / OS X Linux, Sun Micro |
| USB Compatibility | USB 1.0 / 1.1 / 2.0 / 3.0 |
| General | |
|---|---|
| Switching | Push button / hotkey |
| LEDs | Host selected LED (red) HUB selected LED (green) Auto switch & auto scan LED (green) |
| Power | External 5 VDC, 2 A |
| Dimensions (L x W x H) | 9.4 x 3.6 x 2.1" (23.8 x 9.1 x 5.4 cm) |
| Weight | 1.90 lb (0.86 kg) |
| Packaging Info | |
|---|---|
| Package Weight | 2.4 lb |
| Box Dimensions (LxWxH) | 10.7 x 5.3 x 4.1" |
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
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Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
4.8 ★★★★★
Based on 667 reviews
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Product Reviews
★★★★★ 5
My coffee is now judging your coffee.
I’m a simple man. All I wanted was decent foam on my morning coffee without paying $7 at Starbucks like a sucker. What I got instead is this charcoal black, LED-equipped, triple-whisk, rocket-powered milk frother that feels like it should have a NASA logo on it.
This thing has three speeds and an actual digital battery display. I caught myself staring at the 1% accuracy battery percentage like it was the stock market. “We’re at 87%… we’re still frothing kings today.” The magnetic charging dock is so satisfying it should be illegal. I literally say “goodnight” to it when I put it back on the stand.
The spring whisk? Velvety microfoam so perfect my wife asked if I was having an affair with a barista. The balloon whisk made whipped cream so fluffy my kids thought it was a cloud that fell into their hot chocolate. And the hook whisk? Blended my protein shake with zero lumps, a miracle previously only achieved by professional athletes and people with patience.
Battery life is ridiculous. I’ve been using it twice a day for two weeks and it’s still at 64%. This frother could survive a zombie apocalypse better than I could.
The only real downside? I now judge other people’s coffee foam in public. Saw a sad flat latte the other day and whispered “that man doesn’t own the Dropology frother…”
If you like coffee, matcha, hot chocolate, or just feeling like a kitchen god, buy this immediately. It’s the most over-engineered $30-ish gadget I’ve ever loved.
10/10 would froth again.
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Reviewed in the United States on May 22, 2026
★★★★★ 5
Powerful and I love the charging base and attachments
This is surprisingly more powerful than I thought it would be. It will whip up an egg for scrambled eggs as well as froth your milk. It came with 3 attachments and a charging base. You can charge it using the base or directly in to the frother using the included usbc. I have had battery operated frothers that really weren't that great. This one is blows them all away. I use it mainly to stir my coffee and scramble my eggs and I'm sure I will find many more ways to use it. Its a great value and looks nice on my counter top.
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Reviewed in the United States on May 29, 2026
★★★★★ 3
Can't turn it off quickly. Charging stand falls over easily.
This Electric Milk Frother Handheld: Wireless Starlight Black comes with three stainless steel mixer attachments, a charging cable, and a stand that holds the frother with magnets. The attachments are friction fit, they are easy to change and stay securely in place. The frother has three speeds, the speed changes by pressing the On button. Which is why I deducted one star. The problem is you can not turn the frother off quickly. You have to either cycle through the speeds, or hold the button for 2 seconds. When making a chocolate drink, I could not turn the frother off when my drink was about to spill and it made a mess. I recommend getting a frother with a momentary on off button that you hold down to keep it running and let off to stop it. I removed a second star because the base of the charger is narrow and light making it easy to fall over. It has to be taped to the counter with double sided tape.
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Reviewed in the United States on May 25, 2026
★★★★★ 5
Impressive Power and Convenience Right Out of the Box
I just got this electric milk frother, and after only a few uses I’m already impressed. It has strong, consistent power that turns milk into smooth, velvety foam in seconds — perfect for lattes, cappuccinos, or even mixing matcha. The LED display is a surprisingly premium touch, making it easy to see and switch between speeds.
The fact that it’s rechargeable is a huge plus, and the 3‑in‑1 attachments give it more versatility than most handheld frothers. The charcoal black finish looks sleek and modern, and the build feels solid so far.
Even with just a handful of uses, it’s clear this frother delivers great performance and convenience. A fantastic little upgrade to any coffee routine — definitely a 5‑star start.
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Reviewed in the United States on May 22, 2026
★★★★★ 5
Reliable favorite kitchen tool
Color: Blue
This wonderful tool may be the most used tool in our kitchen. The hardest thing about it is to remember you can push the button and it runs- you don't have to hold it!. The charge on the rechargable battery last a long time- about 1 recharge per month- and we use it daily. We use the mixer attachment most. It works great for protein powders, collagen, iced tea or lemonade mix. It cleans easily and is waterproof- just make sure the cover is over the charging port. We have used it to froth milk, whip eggs, and as I said we use it daily to mix beverages. I worried about the price, but it is a great value because we bought it in December 2024 and it is more powerful and has already lasted longer than two whimpy ones.
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Reviewed in the United States on October 28, 2025
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