Marshall Monitor BT (04091743)

Bluetooth apt gives you the freedom of a wireless headphone All encompassing hi-fi sound 30+ hours of wireless playtime; 3 hours to full recharge Monitor Bluetooth features Custom tuned drivers for exceptional audio Wirelessly answer, reject, or end a call with the control knob. Frequency response: 20 hz–20 kHz Easily share your audio with a friend Connectivity Technology: Bluetooth