Plantronics BackBeat 505 / 500 Series Wireless Sport Bluetooth Headphones and 18 Hours Talk / Music Time - Bluetooth 4.1; HSP 1.2 and HFP 1.6 (HD Voice) Stream Media A2DP V1.2 & AVRCP v1.4 - Black - Walmart.com
User manual Plantronics BackBeat FIT 505 (English - 7 pages)