[Best Receiving FM Radio Headphones]Only support FM. Built-in high-quality filter chip, FM transistor radio has super receiving sensitivity and stable/clear reception. It allows you to enjoy music, NPR or other FM shows or outdoors while walking, biking or camping. [Automatic Search and Store, Preset]This digital FM headset can automatically search and store radio stations, easy to operate, and can quickly find and store clear FM channels. The M1 button lets you preset 1 favorite station and allows easy one-touch access to your favorite stations. [Powered by Rechargeable Lithium Battery]The radio headset is powered by a built-in rechargeable lithium battery (650mAh), which can last up to 24 hours. The headset be fully in approximately 2.5 hours. Say goodbye to expensive AA or AAA batteries forever. [Compact and Comfortable]These foldable, portable and earphones are easy to carry around. Soft ear cups and adjustable headband provide a comfortable experience. The intelligent design can block external noise, suitable for learning and sports. Colour:black Material:plastic Size:12.19 x 12.09 x 9.19 cm Package Contents: 1 x FM Radio Headphone 1 x USB Cable Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.