Features:

Brand new and high quality.
Advanced Bluetooth 4.1 technology, more stable signal and more strengthen data transmission.
Adopt the Advanced CVC 6.0 Intelligent Noise Reduction.
Built-in High Sensitivity Microphone, provide clear and loud sound.
Built-in 80mAh Rechargeable Polymer Battery, up to 6 hours of talk time and 180 hours of standby time.
Smart one match two, can connect two devices simultaneously.
Flexible, sweat-proof and waterproof, comfortable fit and ergonomic design, best for gym, sports, running, etc.
Hands-free, allows you to conveniently answer calls for safe driving.
Compatible with all Bluetooth-enabled devices, such as iPhone/iPad/Samsung//HTC/Tablet and other Bluetooth devices.

Specifications:

Model: BT-03
Color: Black, White, Red, Blue
Wearing style: In-ear
Bluetooth Version: V4.1
Battery: 80mAh
Standby time: 180 hours
Talk time: 6 hours
Charging time: 2 hours
Charging voltage: DC 5V
Cable Length: 55 cm / 21.7 inch
Agreements: A2DP/HFP/HSP/AVRCP
Resistance: 16
Noise Reduction: CVC6.0
Radio frequency: 2.4GHz-2.48GHz
Effective Range: 10m
Speaker: 10mm
Sensitivity: 96db±3db(at 1khz 0.5Vrms)

Package Included:

1 x BT-03 Bluetooth Headset
1 x USB Cable
1 x Clip
4 x Ear Caps
1 x User Manual

NO Retail Box. Packed Safely in Bubble Bag.