The Astrum XZ PIA delivers high‑fidelity audio with adaptive AptX decoding and Hybrid ANC for immersive listening and clear calls. The ergonomic in‑ear design ensures a secure and comfortable fit, while the IPX4 rating protects against sweat and water during workouts or commutes. Touch controls allow seamless management of playback, calls, and listening modes. Transparency Mode keeps you aware of your surroundings while listening. Bluetooth 5.3 ensures fast pairing and stable connectivity, and multi‑pairing allows connection to two devices at the same time. The earbuds offer up to 7 hours of playback with ANC off, 5 hours with ANC on, and 5 hours in transparency mode, supported by a compact charging case. Key Specifications Bluetooth 5.3 connectivity Hybrid ANC up to 37dB Adaptive AptX, AAC, SBC decoding Six‑microphone system Touch control for calls and media Transparency Mode supported Multi‑device pairing Up to 7 hours playback ANC off IPX4 water resistance Technical Details Feature Details Chipset Qualcomm 3072 ANC Depth Up to 37dB at 200Hz Audio Decoding AptX Adaptive, AptX, AAC, SBC Microphone 3 mic per earbud (6 total) Bluetooth Protocols A2DP 1.3, AVRCP 1.6, HFP 1.7, SPP 1.2, GATT Play Time ANC Off Up to 7 hours Play Time ANC On Up to 5 hours Transparency Mode Supported ENC Talk Time Up to 5 hours Earbud Charging Time Approx. 1.5 hours Case Charging Time Approx. 2 hours Charging Port USB Type C Standby Time Up to 5 months Earbud Weight 2 × 3.5g Case Weight 65g Warranty 24 Months Sources: What’s in the Box XZ PIA TWS Earbuds Charging Case USB Type C Cable User Manual Ear Tips