Star Trek Live Long & Prosper Bluetooth Ear Piece Contains a Headset, 2 Earhooks, 4 Earbuds, Lanyard Holder, User Manual, Warranty Card Rechargeable Lithium Polymer Battery, Voice Prompt, Connects To Two Phones, Noise Reduction Weight: Approx. 10g, Talk Time: 5 Hours, Standby Time: 120 Hours, Charging Time: 30-60 minutes