The Nokia BH-902 is an over-ear, earplug headset designed for use with a range of Bluetooth enabled mobile devices. An OLED digital display on the outside face provides information such as caller ID, recent calls list, and, with a compatible Nokia phone you can even place calls and check your message status from this screen. Provided earloop and carrying clip makes wearing it versatile and comfortable, while talk and standby time is rated at 8 and 110 hours respectively. Volume control is offered as well as call answer, end/reject, mute, and voice dial/redial is also supported.  Other features include call hold, the ability to switch connections between different paired devices, and the ability to transfer calls from the headset to the phone and vice versa.