Product overview A pair of true wireless ear controls with a durable ABS PC plastic shell, multifunction button control, and Bluetooth 5.2 for stable wireless audio and hands calling. Key benefits Reliable wireless connection: Bluetooth IC version v5.2 with support for HFP 1.6, HSP 1.1, A2DP 1.2, and AVRCP 1.5 ensures broad compatibility and dependable audio streaming. All day readiness: Single earbud play time or talk time of approximately 6.5 hours and standby time of approximately 120 hours, supported by a 40 mAh earbud battery and a 300 mAh charging case battery for multiple recharges on the go. Simple control and use: A main PCBA with a multifunction button lets you play or pause audio, answer and end calls, and control basic functions without touching your phone. Stable call distance: Effective obstacle distance for voice calls is approximately 8 meters and can reach up to 10 meters under conditions, providing freedom of movement during calls. Specifications and materials Housing: ABS PC plastic for lightweight durability. Bluetooth version: v5.2. Supported profiles: Hands Profile 1.6, Headset Profile 1.1, Advanced Audio Distribution Profile 1.2, Audio Video Remote Control Profile 1.5. Earbud battery: model 451013, 3.7 V, 40 mAh. Charging case battery: model 902024, 3.7 V, 300 mAh. Controls: Multifunction button on main PCBA. Practical applications Daily commute: Listen to music or take calls hands while traveling, with reliable connection and multiple charges from the case. Remote work and calls: Move around your workspace within an 8 to 10 meter range while maintaining a stable call connection and quick call control via the multifunction button. Exercise and errands: Lightweight, durable housing and secure fit make the earbuds suitable for walking, light workouts, and running errands while keeping your phone in your pocket. Why choose this product Designed for straightforward use and broad device compatibility thanks to standard Bluetooth profiles. Balanced battery life and a compact charging case deliver extended listening and talk time without frequent recharging. Physical button controls give tactile feedback and simple operation for calls and media without relying on touch gestures. Compatibility note Compatible with devices that support standard Bluetooth profiles HFP, HSP, A2DP, and AVRCP. Performance may vary by device and environment.