VIVO | SmallRig Professional Video Rig Kit for vivo X300 Ultra

Cinematic Expansion, Modular Filters, Wireless Control, 360° Handle

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Compatible Products

• vivo X300 Ultra (Primary)

• vivo X300s

• vivo X300 Pro

• vivo X300

Note: Lens Backplate & Filter Backplate are custom-made exclusively for vivo X300 Ultra, these dedicated accessories are unavailable for all other phone models.

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In The Box

• 1 × Phone Expansion Frame

• 1 × Heat Sink (with connector)

• 1 × Lens Backplate (X300 Ultra)

• 1 × Filter Backplate (X300 Ultra)

• 1 × Rotating Side Handle (with wrench)

• 1 × Wireless Control Rotating Side Handle

• 1 × Power Bank Mount

• 1 × Charging Cable

• 1 × Magic Tape

• 1 × Quick-Release Adapter

• 1 × Storage Bag

• 1 × Quick Start Guide

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Product Overview

The VIVO | SmallRig Professional Video Rig Kit transforms your vivo X300 Ultra into a full-fledged cinematic camera system.

Designed for filmmakers, vloggers, and content creators, it unlocks modular expansion, wireless control, and professional stabilization. Switch seamlessly between a 67mm filter backplate and a teleconverter backplate to master light, shadow, and focal length. The ergonomic grip system supports both single-hand low-angle shots and dual-hand stabilized motion, while the Bluetooth remote enables lag-free zoom, focus, and shutter control.

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Key Features

Professional Filter & Extension System

• Filter Backplate: Compatible with 67mm threaded filters (ND, CPL, UV, mist).

• Teleconverter Backplate: Extends focal length for distant subjects.

• Quick Swap: Rotate handle to unlock and switch backplates in seconds.

Wireless Shooting Freedom

• Bluetooth Remote: Controls zoom, focus, shutter, and camera settings.

• Cross-Platform: Supports iOS & Android devices.

• Lag-Free: Precise, responsive operation for critical shots.

Ergonomic Grip & Stable Operation

• Single-Hand Grip: Enables quick, low-angle, and run-and-gun shots.

• Dual-Hand Grip: Ensures smooth, stabilized motion for cinematic B-roll.

• 360° Handle Rotation: Detach, rotate, and reattach at any angle for flexible framing.

Expandable Accessory Ecosystem

• Mount Options: Add fill lights, microphones, desktop tripods, power banks.

• Custom Setups: Tailor your rig for vlogging, interviews, documentaries, or commercial shoots.

• Power Bank Mount: Integrated holder keeps your phone powered during long sessions.

️ Thermal Management

• Heat Sink: Included connector ensures contact with phone back for optimal cooling during 4K/8K recording.

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️ Technical Specifications

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Usage Tips

• Heat Sink Installation: Ensure the heat sink connector touches the phone’s back panel for effective thermal dissipation.

• Button Alignment: Loosen the lateral screw to slide the clamp until the phone’s buttons align perfectly with the frame cutouts.

• Filter Selection: Use ND filters for motion blur in bright light; CPL for reducing reflections.

• Wireless Range: Keep the Bluetooth remote within 10m of the phone for stable connectivity.

• Storage: Use the included storage bag to protect the rig and accessories during transport.

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️ Important Notes

• Phone Compatibility: Primary optimization is for vivo X300 Ultra; other models may require minor adjustments.

• Thermal Performance: Actual cooling efficiency may vary based on ambient temperature and recording resolution.

• Production Variations: Minor differences in appearance or finish may occur across manufacturing batches.