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SmallRig All-in-One Thermal Live Streaming and Filming Phone Cage Kit

SmallRig All-in-One Thermal Live Streaming and Filming Phone Cage Kit

Product Code: 3150913R

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The SmallRig All-in-One Thermal Live Streaming and Filming Phone Cage Kit features built-in cooling for extended recording, dual handles for stable handholding and secure accessory expansion.

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£135.00

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SmallRig Wireless Video Monitor Vlogging Kit for Mobile Phones 4851B Summary

The SmallRig All-in-One Thermal Live Streaming and Filming Phone Cage Kit 5276 is a universal cooling video cage system for smartphones. It combines active thermal control, dual rotating handles and USB-C expansion into a single integrated rig.

Built for extended livestreaming and short-form video production, this kit addresses heat build-up during prolonged recording while supporting accessory mounting and external power. It fits smartphones between 64mm and 79mm wide and connects via USB-C. A 15W semiconductor cooling module works alongside a seven-blade fan and aluminium heat sink to manage temperature during high-load tasks such as 4K recording or live streaming. The included 4-in-1 USB-C hub consolidates charging, microphone input, monitoring and data transfer, making it suitable for solo creators who require longer recording sessions without thermal throttling.

SmallRig Wireless Video Monitor 4851B Key Features

  • Integrated 15W semiconductor cooling system manages heat during long recordings
  • Universal cage fits smartphones between 64mm and 79mm wide
  • Dual quick release handles rotate steplessly for flexible positioning
  • 4-in-1 USB-C hub supports charging, microphone input, audio monitoring and data transfer
  • Power bank clamp secures external battery packs for extended runtime
  • 67mm threaded adapter supports filters and lens accessories
  • Wireless remote provides recording control up to 10 metres
  • Three cooling power levels adjust between 11W and 14W operating modes

SmallRig Wireless Video Monitor Vlogging Kit for Mobile Phones 4851B In More Detail

Active thermal management for sustained performance

The cooling system combines a 15W TEC Peltier chip with a seven-blade fan and aluminium alloy heat sink. This dual approach draws heat away from the device through an aluminium cold plate while actively dissipating it. Three selectable operating levels deliver 14W, 12.5W or 11W depending on workload and ambient temperature. Input power is rated at 5V up to 3A. This configuration supports extended recording without the rapid thermal throttling that can occur during livestreaming or high-resolution video capture.

Integrated expansion

The universal aluminium cage incorporates multiple cold shoe mounts for microphones and lights. A 67mm threaded filter adapter allows direct attachment of ND filters, lens hoods or other threaded accessories. The included power bank clamp secures external battery packs, enabling continuous operation beyond the internal phone battery. For optimal cooling performance, use without a phone case.

USB-C docking and audio management

The included 4-in-1 USB-C hub supports simultaneous charging, microphone input, audio monitoring and data transfer. This allows creators to record with external microphones while maintaining power input and storage expansion. Charging compatibility includes QC and PD standards ranging from 20W up to 120W input.

Handle control

Two quick release handles attach securely to the cage and rotate freely for ergonomic positioning. One handle incorporates a wireless remote operating on 2.4GHz with a control range of up to 10 metres. The remote uses a CR2032 225mAh battery and operates at 3V with low standby power consumption. This enables remote start and stop control during solo filming setups.

Compatibility

The cage is compatible with a broad range of iPhone models from the iPhone 12 series through to the iPhone 17 series, as well as other smartphones within the supported width range. Construction materials include aluminium alloy, plastic, silicone, magnet and copper components. The cage measures 220.0 x 125.0 x 34.0mm, with each handle measuring 127.2 x 74.2 x 30.8mm.


Frequently Asked Questions

What phone sizes are compatible?

It supports smartphones between 64mm and 79mm wide.

Does it require removal of a phone case?

For optimal cooling performance, it should be used without a phone case.

Can it charge the phone while recording?

Yes. The 4-in-1 USB-C hub allows simultaneous charging and microphone input.

How does the cooling system work?

It combines a 15W TEC Peltier chip, aluminium cold plate and active fan to draw heat away from the device.

Is it suitable for livestreaming?

Yes. It is intended for long-duration livestreaming and high-load recording scenarios.

What is the wireless control range?

The included remote operates up to 10 metres.

SmallRig Wireless Video Monitor Vlogging Kit for Mobile Phones 4851B Specifications

SKU

5276

Compatibility

Smartphones 64–79mm wide

Connection

USB-C

Input Voltage

5V

Input Current

Max 3A

Operating Power Levels

14W; 12.5W; 11W

Cooling Technology

TEC Peltier Chip with Active Fan

Wireless Control Range

10m

Wireless Frequency

2.4GHz

Remote Battery

CR2032 225mAh

Cage Dimensions

220.0 x 125.0 x 34.0mm

Handle Dimensions

127.2 x 74.2 x 30.8mm

Materials

Aluminium Alloy; Plastic; Silicone; Magnet; Copper

What’s in the Box

  • Thermal Phone Cage x 1
  • Power Bank Clamp (ID 4600) x 1
  • 4-in-1 USB-C Hub (ID 4598) x 1
  • Rotatable Quick Release Handle with Wireless Control x 1
  • Rotatable Quick Release Handle x 1
  • Wrench for Wireless Controller x 1
  • Carrying Bag x 1
  • User Manual x 1

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Condition guide

Our used products are subject to wear and tear in comparison to brand new products. This also applies to accessories that are supplied with the camera including batteries which may have a lower optimum performance level/life expectancy.

  • Like New – The equipment is in a condition as if you have just bought it from the manufacturer. The item is still considered to be ‘Like New’ even without the original packaging and accessories. The product has been fully tested and is in perfect working order. Lenses are optically clear. There may be light dust present that will not effect the imagery.
  • Excellent – The equipment should be close to being ‘Like New’ but there may be some small cosmetic blemishes that lower its grade. The product has been fully tested and is in perfect excellent order.
    • Cameras – Should have no marks on the LCD screen
    • Lenses – Should have no marks on the elements and optically clear. There may be light dust present that will not effect the imagery.
  • Very Good – The equipment may have some slight cosmetic wear to the paintwork and cosmetic blemishes  with only light signs of use and the product has been fully tested and is in great working order.
    • Cameras – The LCD screen may have small signs of wear that does not affect its display
    • Lenses – The mount of the lens will start to show signs of wear
  • Good – The equipment is showing more obvious signs of cosmetic wear and blemishes, but the product has been fully tested and is in great working order.
    • Cameras – LCD screen may have scratches or wear that is starting to affect the display.
    • Lenses – May have slight dust inside that does not affect images. The mount shows signs of use.
  • Well Used – The equipment will show significant signs of wear. The paintwork will be coming away in large areas exposing the metal work, but the product has been fully tested and is in great working order.
    • Cameras – LCD screen is heavily worn either by de-lamination or has scratches to it. Rubber grips are starting to come away from the body.
    • Lenses – The lens has dust inside that may affect images. The rubber zoom/focus ring is coming away from the barrel of the lens.

*All of our used items are listed with the accessories that are included. If they are not listed, then they will not be supplied at the point of purchase.

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Our used stock goes through a rigorous quality process. Each item is carefully inspected by our experienced specialists during the trade-in process and checked again before being listed for sale. This ensures you can shop with total peace of mind, knowing your gear has been thoroughly tested and approved.

6 Month Warranty

6 Month Warranty

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14 Day Returns Policy

When you purchase a Used item, you have a 14-day returns policy if the item isn’t as described. Enjoy peace of mind while getting great value on pre-owned gear!

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