Description:
Small Visual Wizard-like Stealth: The new bluetooth handsfree headset with lightweight and compact portable design.
Bluetooth V4.0 ear hook earphone, mini and portable, comfortable to wear.
Car Headset with built-in HD and sensitivity microphone: Ideal for in-car calling or working use. 
Good Bluetooth signal from the CSR bluetooth V4.0 earphone, can connect with two smart phone at the same time. 
Built-in 50 mAh polymer battery. Up to 4 hours of continuous talk time, 3 hours of music time. Standby Time is up to 120 hours.
Charging indicator: the battery status will display on your iPhone. (suggest use adapter for charging).
Long pressing on the button you can into pairing mode, and quickly double-click you can switch to English or Chinese Mode until the indicator blue & red light is flashing alternately.
Support 99% of bluetooth-enable devices,such as mobile phones, laptop computer etc.
Support IOS, Android, Windows System and MAC OSX System.
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Specifications:
Model: S530
Product Type: One-Ear Bluetooth Headphone
Material: ABS
Color: Black/White/Skin-Color (Optional)
Size: 30×15×20mm/1.18×0.59×0.79in (Approx.)
USB Cable Length: 5cm/1.97in (Approx.)
Bluetooth version: V4.0 + EDR
Bluetooth profiles: HFP / HSP / ASDP / AVRCP / CVC 6.0
Radio frequency: 2.402-2.480GHz
Impedance: 32Ω
Sensitivity: 80dB 
Transmission power: Class2
Support A2DP: music playback (audio output: 35mW, Play / Pause)
Multi-point connections: can be connected to two one with two Bluetooth devices simultaneously
Transmission range: 10m
Charging Power: AC input 110-220V DC;  output 5V
Charging time: about 2 hours
Charging voltage:  3.7V
Talk time: 2-4 hours
Music playback: 1-3 hours
Standby time: 72-120 hours
Working current: 15mAH
Wearing styles: Stealth headphones patented product
Built-in battery type: 50mA rechargeable lithium battery
Quantity:1 Set (other accessories demo in the picture is not included)
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​Package Include:
1 X Mini Bluetooth Earphone (No retail package)
1 X USB Charging Cable
1 X User Manual