Brand Name: felfial
Control Button: Yes
Active Noise-Cancellation: Yes
Style: True Wireless
Wireless Type: Bluetooth
Connectors: USB
Communication: Wireless
Vocalism Principle: Orthodynamic
Volume Control: Yes
Frequency Response Range: 20-21000Hz
Function: For Mobile Phone
Function: Sport
Sensitivity: 98±3dB
Is wireless: Yes
Plug Type: Wireless
Codecs: AAC
Support Memory Card: No
With Microphone: Yes
Model Number: Bluetooth earphone
Resistance: 32Ω
Waterproof: No
Line Length: None
Support APP: No
type 1: i7s TWS Bluetooth Earphone
type 2: Earphone in-ear Wireless Headphones
type 3: Mini Music Earpiece Sport Earbuds Headset
type 4: Wireless Headphones With Mic
type 5: in-ear Wireless Headphones