Sometimes holding a phone to your ear can be inconvenient when multitasking or on the go. The UMA Rhythm Bluetooth Mono Headset with a detachable stereo earbud uses A2DP technology to stream music to the headset or listen to calls. Compatible with the S4, it has a distance range up to 10m, five hours of talk time and 180 hours of standby time. The multifunction button controls answering/disconnecting phone calls, pause/play and track advance. Included is the AC charger, ear hook and detachable earbud. It is available in white or black, and currently costs $27.99.