Blue string T2 Plus headset Bluetooth headset stereo MP3HIFI music movement wireless game earphone

General Brand Bluedio Color Black,White,Red,Blue Features Portable Function Bluetooth,Microphone,MP3 player,Answering Phone,Song Switching,HiFi,FM function Model T2+ Type On-ear Wearing type Headband Product Details Application Mobile phone,Computer Compatible with Computer Connecting interface 3.5mm,Micro USB Connectivity Wireless Driver unit 57mm Frequency response 20~20KHz Driver type Dynamic Impedance 16ohms Input Power Built-in 220mAh battery Plug Type Bluetooth,Micro USB,ANT-IN Sensitivity 118dB Sound channel Two-channel (stereo) Standby time As long as 1625 hours Working Time Talking time: About 45 hours, Music playing time: Around 40 hours Extended Function Bluetooth Yes Bluetooth distance W/O obstacles 10m Bluetooth protocol A2DP,AVRCP,HSP,HFP Bluetooth Version V4.1 External Memory TF card FM radio Yes Battery Information Dimension and Weight Package size (L x W x H) 20.00 x 17.00 x 8.50 cm / 7.87 x 6.69 x 3.35 inches Package weight 0.530 kg Product size (L x W x H) 18.60 x 8.50 x 20.00 cm / 7.32 x 3.35 x 7.87 inches Product weight 0.228 kg Package Contents Package Contents 1 x Bluetooth Earphone, 1 x USB Cable, 1 x Audio Cable, 1 x Bilingual User Manual in English and Chinese