These are over-ear Bluetooth headphones by BERIBES, with a wireless range of 33ft/10m and a talk time/music playback of 65 hours. They have a Bluetooth version of 5.3 and come in white color. The headphones have a charging time of 2.5 hours and a battery capacity of 3.7V/500mAh. They feature active noise cancellation, adjustable headband, volume control, built-in on/off switch, built-in microphone, and 6 EQ music modes. The headphones use Bluetooth profile HFP, A2DP, AVRCP and have a cable length of 20 inches.