Brand Name: DFOI
Control Button: Yes
Active Noise-Cancellation: Yes
Style: Neckband
Wireless Type: bluetooth
Connectors: USB
Communication: wireless
Vocalism Principle: Dynamic
Volume Control: Yes
Frequency Response Range: 20-20000Hz
Function: For Mobile Phone
Function: for Video Game
Function: HiFi Headphone
Function: For iPod
Function: Sport
Function: Common Headphone
Sensitivity: 105±3dB
Is wireless: Yes
Plug Type: wireless
Codecs: AAC
Support Memory Card: No
With Microphone: Yes
Model Number: D21
Resistance: 32Ω
Waterproof: Yes
Line Length: 0.5m
Support APP: No
headphone: bluetooth headphone
headphones 2: wireless headphones bluetooth
headphones 3: wireless headphones
headphones 4: bluetooth headphones
headphones 5: sport headphone
headphones 6: bluetooth earphones headphones
headphones 7: headphones with microphone
headphones 8: waterproof headphones
headphones 9: bluetooth headphones wireless
earphone: bluetooth earphone
earphone 2: wireless earphones
earphone 3: wireless bluetooth earphone
earphone 4: sport earphone
earphones: bluetooth earphones headphones
earphones 2: earphones with microphone
earphones 3: earphone headphone
headset: bluetooth headset
headset 2: wireless headset
