Stereo BLUETOOTH (Blue Tooth) Wireless Headset for Samsung Galaxy J7 J700F/J700M/J700H Smartphone + Free Cell Phone Antenna Booster Compatible With: SamsungGalaxy J700F/J700M/J700H J7 Smartphone Type: Bluetooth v4.0 + A2DP Headset with Memory Flex Neckband Design Charging Time: 2-3 hours via Micro USB Charging Cable Music Time: 7 Hrs /Talk: Up to 10 Hrs / Standby Time: Up to 200 hrs Includes: Stereo Headset/Micro USB Cable/Extra Ear Bud Replacements/ Instruction Manual