Model Number: Bluetooth headset-Bh9I Brand Name: j, j-bag Key Specifications/Special Features: Bluetooth headset, various styles are availableSupport profiles: headset, handsfree, A2DP, AVRCPCharging time: about 1 hourTalking time: about 8 hoursStandby time: ≥80 to 120 hoursOutput power: Class 2Version 4.0, less consumption and longer standby timeAutomatically connected, more convenient, eliminated CVC echo, more clear talkingWith low pith, support high-tone qualitySupports one with tow and battery status indicating for iPhone