Highlights: Style:Ear Hook Communication:Wireless Connectors:USB Wireless Type:Bluetooth Vocalism Principle:Hybrid technology Control Button:Yes Volume Control:No Active Noise-Cancellation:Yes Function:For Mobile Phone,HiFi Headphone,For iPod,Sport,Common Headphone Plug Type:Wireless Sensitivity:96±3dB Frequency Response Range:8-24000 Hz Line Length:None Resistance:32Ω Waterproof:No Support Memory Card:No Support APP:No Is wireless:Yes With Microphone:Yes Codecs:Apt-X Product Description: Driver: 15mm Bluetooth version: Bluetooth v4.2 + EDR Bluetooth use band: 2.4GHz Power level: CLASS II Output power: 30mW Bluetooth distance: 10 meters barrier Operating voltage range: 3.0V-4.2V Mic sensitivity: -42dB With A2DP / AVRCP high quality stereo audio transmission and remote control protocol Powerful noise denoising circuit (active noise reduction) Talk time is about 4-5 hours Music time about 4-5 hours Standby time is about 100 hours What’s in the box: 2 x mini Bluetooth Headphones(left and right earphones) 1 x Charging box 1 x USB Charging Cable Weight: 0.2 KG Compatible Devices: Not Specified SKU: 190531103643