Frequency: 2.4GHZ
Bluetooth specification parameters: V2.1 V3.0 V4.0 +EDR, stereo music player +cvc noise reduction
Transmission level: Lossless transmission
Transmission distance: 10M-15m
Talk time: 3-4 hours Music time: 3-4 hours
Bluetooth chip: CSR8635
Charging voltage: 5V
Charging time: 20-30 minutes
Bluetooth version V4.0: Chip CSR8635 imported from UK, low consumption, high compatibility
Rubber oil coating, comfortable and durable
Voice Control/Siri Function: Voice Control Brings Convenience to Your Life
Touch-sensitive control, switching music and answering calls
Two frame color options (black, white). Good color, good design
Removable Headphones: Mono headset for driving to keep users safer; Dual headphones enjoy stereo music
Interchangeable Polarized Lenses (UV-Proof 400) to protect eyes
We additionally provide a yellow night vision lens
Customizable color lenses
Adjustable nose pads fit different faces, nose pads made of silicone+copper
29g super lightweight design
Accessories: 1 Polarized TAC black lens, 1 yellow night vision lens, 1 monaural headset, 1 pair of headphones, 1 glasses bag, 1 cleaning cloth, 1 USB cable, manual + gift box.

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