Joyroom JR-FN1 True Wireless ANC/ENC earphones provide an exceptional audio experience with advanced features for music and calls. Designed for a comfortable in-ear fit, these earbuds use the BT8952F chip and support Bluetooth 5.4 to ensure a stable and fast connection. With audio decoding formats such as AAC and SBC and supported protocols including HFP, A2DP and AVRCP, these earbuds provide high-quality sound. They operate within a working frequency of 2402 MHz to 2480 MHz and have a frequency response: 20 Hz - 20 kHz, which delivers rich and immersive audio. Equipped with a 35mAh battery per earbud and a 400mAh battery in the case, the JR-FN1 provides up to 7 hours of music playback (ANC off) or 4 hours (ANC on) at 70 percent volume with a total playtime of up to 35 hours. The earbuds provide about 5 hours of call time and can be fully charged in about 1 hour, while the case takes about 1.5 hours to charge via the Type-C port. These earbuds also feature IP54 water resistance, making them suitable for everyday use. Made from durable ABS and PC materials, the Joyroom JR-FN1 earbuds are the perfect combination of style, comfort and functionality. Color: Black