LG LGHBS-810.ACUSBKI Black HBS-810 Tone Ultra Bluetooth Headset Type: Bluetooth Stereo Headset Ear Coupling: Behind the Neck Talk Time: Up to 17 hour(s) Music Time: Up to 13 hour(s) Bluetooth Version: 4.1 Dimensions: 5.47 x 6.77 x 0.59 Weight: 1.44 oz.