20% off EARLY BIRD PRICE for Affiliates only The latest version of Bluetooth 5.2. Noise reduction bandwidth 20-2000Hz, block more environmental noise 6 Different EQ Sound Effect In-App firmware update and customization of key functions Dual Master, simultaneous transmission of both ears Reliable and stable signal connection Comfortable and secure to wear Compatible with Qi-certified wireless chargerscustomization of key functions Dual Master, simultaneous transmission of both ears Reliable and stable signal connection Comfortable and secure to wear Compatible with Qi-certified wireless chargers (for Pamu Z1 version)