Tone (통화연곰읜): Ring Back

V Coloring is increasingly being positioned as a mobile advertising platform for businesses.

Value-added services like RBT are critical for telecom operators to boost Average Revenue Per User (ARPU) . Experts predict VAS could contribute over 20% of total telecom revenue by 2025. Ring Back Tone (통화연결음)

Trends like "Green VAS" (e.g., promotional RBTs for environmental causes) are emerging to align with Gen Z consumer values. VAS Telecom: Top Services to Boost ARPU in 2025 - Telesens V Coloring is increasingly being positioned as a

The global RBT market was valued at $5 billion in 2024 and is projected to reach $6.67 billion by 2030 . Trends like "Green VAS" (e

South Korea pioneered this market, with SK Telecom (SKT) launching the world’s first RBT service, "Coloring," in March 2002 . Within 10 months, it achieved a 35% subscriber penetration rate. Korean Carrier Variants: SK Telecom: Coloring (컬러링). KT: Tooring (투링). LG Uplus: Feeling (필링). 2. Service Evolution: From Audio to Video (V Coloring)