The POLVCDG-K98 headset features 2 drivers and is made from a blend of metal, PVC, ABS, plastic, leather, TPU, and silica gel. It operates wirelessly with Bluetooth 4.1 and offers a frequency response of 20-20,000 Hz, a maximum wireless range of <10m, and an impedance of up to 32 Ω. It includes active noise cancelling, a built-in microphone, and supports apt-X and apt-X HD codecs. With IPX7 waterproofing, it's ideal for sports and outdoor use. The battery lasts up to 180 hours and includes NFC technology with a 160mAh battery capacity. Additional features include sound isolation, touch controls, and compatibility with voice assistants like Amazon Alexa, Apple Siri, and Google Assistant. The package includes a user manual, charger, and Lightning adapter.