The X19 wireless earbuds by OFNEX are sport headphones with a form factor of over-ear. They come in black and have a model name of X19-black. The earbuds have Bluetooth 5.3 connectivity and a charging time of 2 hours. They have a playtime of up to 90 hours and are sold in a pack of 5. The earbuds have a double earpiece and are equipped with 1 lithium-ion battery. They are lightweight, weighing only 149 grams, and have wireless connectivity technology.