The headphones from Baseus will surprise you with crisp bass and 3D stereo sound. The NGTD010304 are equipped with 40mm drivers that make the sound clear and crisp. What's more, they connect to compatible equipment via Bluetooth 5.3, and you can also pair them with 2 devices simultaneously. Noise cancellation, on the other hand, eliminates ambient noise so you hear what you want to hear. Bluetooth 5.3 V5.3 wireless chips guarantee high-quality sound and a stable connection of up to 10m, so you don't have to carry your phone with you at all times. In addition, the NGTD010304 ensure low latency and audio and video synchronization without causing interference. Listen as much as you want The built-in 450 mAh lithium-ion battery results in low power consumption. The operating time on a single charge is 40 hours, which equals listening to music for a week, 5 hours a day. That's not all! If the battery runs out, just plug in the 3.5mm audio cable and you can continue listening to your favorite tunes. Connect two devices simultaneously Smart connection technology allows you to connect two devices to the headphones at the same time. This way you can quickly answer incoming calls, for example, while listening to music without complicated operations