Defender FreeMotion B525 (product number 63525) is a black-and-white wireless stereo headset with Bluetooth and a built-in microphone. Its adjustable headband helps set a comfortable fit, while the foldable design makes it easier to store and carry.
Controls on the earcups let you manage calls and select tracks. The MicroSD card slot supports listening without connecting a phone or laptop, and the built-in FM receiver provides another way to tune in.
For wired listening, connect the supplied audio cable to the 3.5 mm jack; it can also be used when the battery is discharged. The manufacturer specifies a 300 mAh Li-Ion battery and up to 20 hours of operation. Actual time varies with listening mode, volume and environmental conditions.
Package contents: MicroUSB charging cable, operation manual and audio cable.