Wireless Technology: Bluetooth 4.1 Function: For Mobile Phone,Sport Sensitivity: 123dB Resistance: 32 Connectors: USB Active Noise-Cancellation: No Control Button: Yes Support Apt-x: No Support APP: No Frequency Response Range: 20-20000Hz Support Memory Card: No Condition: New Waterproof: No With Microphone: Yes Volume Control: Yes Style: In-Ear Vocalism Principle: Dynamic Communication: Wireless Function: Function 1: Portable Headset Wireless Headphones Handsfree Earphones Function 2: Mini bluetooth earphone with microphone Function 3: Bluetooth Headset Wireless Earphones Stereo Headphones Function 4: Earphones with Microphone, Support Music, Noise Cancelling Headset Function 5: Bluetooth earphone for iphone 6 7 8 Function 7: Mini bluetooth earphone for phone Function 8: Stealth Bluetooth earphone Function 9: Bluetooth earphone mini stereo Function 10: Bluetooth earphones sport wireless
Package: 1 pc Bluetooth 4.1 Stereo Handsfree Earphone (with a hook, charging cable and instruction)
Note: Please allow errors of the color from different monitors and the measure by hands.