Novel magnetic suction function Support connecting Bluetooth devices to play music Support HD talking through Bluetooth connection Support English voice prompts Support caller's ID number prompts Support iOS and Android system power indication Support simultaneous connection of two devices, one for two function 100% brand new and high quality Material: ABS Model: FineBlue mate 9s Wearing type : In-Ear Connectivity : Wireless Connecting interface : Micro USB Music Time: up to 3-5 hours Standby time: 120 hours Charging time: Approx. 1.5 ~ 2 hours Bluetooth version: V4.1 Transmission Distance: 10 m Bluetooth mode: Hands free,Headset Features: Application: Mobile phone,Computer,Portable Media Player. Function: Bluetooth,Microphone,Voice control,Answering Phone,Song Switching,Multi connection function. Super-long standby, meet a variety of purposes. High-definition sound quality, effectively filter out noise, fashional design never out off date. Quick charge technology, saving the charging time. Brand FineBlue SKU FI990EL0D37T8NAFAMZ-246657 connector_1 3.5MM wireless_connectivity Bluetooth