Infinity Tune – Bluetooth Headphone ( Playback 70Hrs)

70 Hours of Music Playback: Enjoy uninterrupted music with an impressive 70-hour battery life. 40mm Driver Unit: Delivers powerful sound quality for a superior audio experience. Bass Port: Enhanced bass for deep, rich sound. TF Card Mode: Supports music playback directly from a TF card. Hands-Free Calling: Built-in mic for convenient, clear hands-free calls. Battery Capacity: 600mAh for extended usage. Bluetooth Version: V5.4 for fast and stable wireless connectivity. Stereo Channel System: Immersive sound with stereo audio. Quick Charging: Charges in just 2.5 hours with a Type-C interface. Call Time: Provides up to 40 hours of talk time. Max Transmission Distance: Up to 12 meters for wireless freedom. Frequency Range: 2.402GHz – 2.480GHz for optimal wireless performance. Head-Mounted Design: Comfortable and secure fit for long-term use. Durable Build: Works effectively in temperatures ranging from -20°C to 60°C. Impedance: 32Ω for balanced sound output. Sensitivity: 121±3dB for clear, loud sound at various volume levels.