Shenzhen (Aminy / Aimini) brand Bluetooth headset professional manufacturer, OEM / ODM professional physical plant, production and sales of integrated R & D design, Aimini 2008 Check the Bluetooth market, already have mature product experience, professional R & D team, Professional quality control team, we ensure that production, reliable quality, timely delivery, quality is the lifeline of Emini, the service is Aimini purpose, Emini Bluetooth headset has been sold at home and abroad, praised by merchants, Ai Meany also your acoustic sound, allowing you uninterrupted communication, Bluetooth headset Aimini your preferred brand, our company is the national investment across the country welcomed the intention agents home to Division I negotiate! Official website: www.szxzykj.com product specifications; Bluetooth version 4.0 + EDR Bluetooth mode Hands free / Headset Wireless Frequency 2.4GHz Transmission power Class2 Transmission range 10 meters Charger Power AC input 110-240VDC Output 5V Talk time 4 hours Standby time 260 hours Dimensions 42 * 16 * 11 mm Weight about 8g product advantages; independent brands, independent research and production; quality is more worthy of the letter-resistant, high-end product style atmosphere, fashion / business and concurrently!! Product features; V4.0 low-power voice function, sound control calls, voice prompts, dual device connectivity, support A2DP music player, support down song, pause music playback, compatible with all Bluetooth devices, computers, ipad, mobile phone a prop two can simultaneously connect two mobile phones, Easily convert.