Ring Back Tone (통화연곰읜) -

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

Ring Back Tone (RBT) Service Report The Ring Back Tone (RBT) service, known as (Tong-hwa-yeon-gyeol-eum) or Coloring (컬러링) in South Korea, has evolved from a simple audio personalization tool into a sophisticated multi-media value-added service (VAS). 1. Market Overview Ring Back Tone (통화연결음)

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. V Coloring is increasingly being positioned as a

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 Market Overview Value-added services like RBT are critical

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)

As of 2021, the service offered approximately 4,000 types of videos , including K-pop idol content and user-created videos.