Tone (통화연곰읜): Ring Back

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

While SKT launched V Coloring in September 2020, all three major Korean carriers (SKT, KT, LG U+) began offering it as a unified joint service in May 2021. Ring Back Tone (통화연결음)

Future iterations of RBT are expected to use AI-powered recommendation engines to suggest content based on caller behavior and preferences. Ring Back Tone (RBT) Service Report The Ring

The service typically costs around 3,300 KRW ($2.00) per month . Creators can also monetize their work through a dedicated marketplace, receiving payments based on user downloads. 3. Future Trends & Strategic Value Future iterations of RBT are expected to use

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.

The most significant recent shift is the transition to , which plays short-form video content on the caller's screen during the call setup period.

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