Tvi Audio

The phrase 'tvi audio' refers to two distinct commercial domains: a defunct professional audio brand and an active security technology standard for audio-over-coax transmission.

1. The Pro Audio Domain: TVI Audio (Defunct)

TVI Audio (True Vision Inc.) was a professional loudspeaker manufacturer primarily known for budget-friendly active line arrays.

• Current Status: The brand is defunct. No new products are being manufactured, and there is no official factory support SoundforumsFacebook.
• Legacy Products: Its most popular models were the C210ii (dual 10") and C212ii (dual 12") line arrays. These used ICE amplifier modules and were favored by budget-conscious rental companies and houses of worship SoundforumsReverb.
• Market Support: Active users now rely on a dedicated Facebook User Group for parts, maintenance, and third-party software like Armonia for DSP management Facebook.

2. The Security Domain: HD-TVI Audio over Coax (Active)

HD-TVI (High-Definition Transport Video Interface) is an active security standard that enables high-definition video and audio transmission over traditional coaxial cables.

• Technology Advantage: It allows cameras with built-in microphones to send high-quality audio back to a DVR over the same single cable as the video, reducing installation complexity LtsecurityincSecuritycameraking.
• Performance: Modern versions support resolutions up to 4K (8MP) and transmission distances of up to 800m for 1080p video LtsecurityincCucctv.
• Compatibility: Most new TVI equipment is "4-in-1," supporting AHD, CVI, and CVBS, though TVI is often cited for better long-distance audio/video performance compared to CVI CucctvSpycentre.

3. Market Trends & Insights (2024–2026)

• Surveillance Market Shift: By 2026, IP-based cameras are expected to dominate over 68% of the market ($19.38B). However, Analog HD (TVI/AHD) will maintain a 31.6% share as a cost-effective upgrade for existing coaxial infrastructure in residential and small business sectors PersistencemarketresearchFortunebusinessinsights.
• Pro Audio Recovery: The professional speaker market is growing at a 4.7% CAGR into 2026, driven by the resurgence of live events and corporate upgrades for hybrid work TechnavioLinkedin.
• Digital Transition: Networked audio protocols (Dante/AVB) are replacing analog setups in large venues, accounting for over 60% of new installations due to 30% lower cabling costs TechnavioPersistencemarketresearch.

I have compiled a list of current HD-TVI audio-enabled cameras and active line array alternatives available from B2B suppliers below.