Thank you for viewing this product from among many others. Instant purchase is OK. A wireless headset compatible with Bluetooth Ver. 4.0, capable of approximately 6 hours of continuous talk time. - Brand: ELECOM - Model Name: LBT-HS20MPC - Bluetooth Version: Bluetooth Ver. 4.0 - Supported Profiles: HSP/HFP/A2DP/AVRCP - Continuous Talk Time: Approximately 6 hours - Charging Port: microUSB - Size: 15.5 x 11.5 x 5.7mm - Accessories: USB charging cable, ear pads (S/M/L) There is no receipt. This item is new, unused, and unopened. I believe it is in a clean condition, but it is a used item that has been in someone's possession once. Returns and complaints are not accepted. Please understand that this is a used item. If you have any questions, please feel free to comment.