DIVEVOLK’s SeaLink Simplifies Underwater Broadcasting with Smartphone Rig
Event summary
- DIVEVOLK’s SeaLink Underwater Smartphone Data Transmitter enabled live underwater broadcasting of the 2026 China Freediving All-Round Open using only a smartphone, housing, and surface transmitter.
- The system replaced traditional underwater broadcast equipment, reducing costs and setup time for the August 1-2 event in Xuyi County, Jiangsu Province.
- SeaLink supported up to 30 meters of depth and integrated with TVU’s cloud switcher for multi-camera production.
- The event drew over 650,000 views on the Xinhua app alone.
The big picture
DIVEVOLK’s SeaLink addresses a critical gap in underwater broadcasting by making live feeds accessible to smaller events. The technology reduces reliance on expensive, cumbersome equipment, aligning with broader trends in democratizing broadcast capabilities. This could reshape how niche aquatic sports and scientific underwater activities are covered, potentially expanding the market for affordable underwater imaging solutions.
What we're watching
- Scalability
- Whether DIVEVOLK can expand SeaLink’s capacity for more simultaneous underwater positions per event.
- Integration
- The pace at which DIVEVOLK tightens integration with broadcast partners’ existing contribution tools.
- Market Expansion
- How quickly DIVEVOLK adapts the rig for non-competition uses like ocean conservation and dive training.