Product information: Colors: 012 White [boxed], 012 Black [boxed], 012 White [OPP bag], 012 Black [OPP bag], 088 Black [OPP bag], 088 White [OPP bag] Transmission Distance: 10 meters Chip Type: Zhongke Bluetrum Battery Life: Over 8 hours Features: Extra-long battery life, call functionality, voice control, supports music playback, digital display screen Material: Plastic Wearing Style: Ear-hook Style: Sporty