boAt Nirvana Ion true wireless earbuds offer an exceptional feature set for the price: up to 120 hours total playback (including around 24 hours per charge), Crystal Bionic Sound driven by HiFi DSP 5 with dual EQ modes (boAt Signature Sound and boAt Balanced Sound), clear voice calls via 4 microphones with ENx noise‑reduction technology, and low‑latency Beast Mode (~60 ms) for gaming. The earbuds include in‑ear detection (auto play/pause), a patented pocketable ergonomic design, IPX4 sweat resistance for workouts, app support for customisation, and Bluetooth v5.2 for stable connections. This TWS pair is offered in Charcoal Black and targets users who want long battery life, feature‑rich connectivity and strong bass‑forward sound at a budget price point.