“Ultra Smallest Invisible Wireless Bluetooth Mini Earphone Earbud Headset Headphone Support Hands-free Calling for Smartphone

Features:
High Quality 4.0 Smart Chip, efficient transmison speed.
Mini size/Ultra Light Design, portable and easy for carrying.
Voice Prompt, excellent experience.
Report numbers for incoming calls.
Remind for battery capacity.
Connect/disconnect prompt.
On/off prompt.
Updated battery for long use.
Fast charging.
Super Compatibility.

Specifications:
Type: Mini Bluetooth Headset
Color: White, Pink, Blue, Black (Optional)
Material: Plastic
Independence: 32 OHM
Bluetooth Version: V4.0+EDR
Power level: Class 2
Output power: 30 mw
Bluetooth distance: Up to 10 meters
Frequence response: 20-20000HZ
Operationg voltage range: 3.0-4.2V
Microphone sensitivity: -42DB
Time for talking: 4hours
Time for music playing: 3hours
Standby time: about 96 hours
Charging time: About 1.5 hours
Product size: Approx.3 * 1.7 * 1.5cm / 1.2 * 0.7 * 0.6in
Product weight: Approx.5g / 0.18oz
Package size: Approx.6.2 * 6.2 * 2cm / 2.4 * 2.4 * 0.8in
Total weight: Approx.31g / 1.1oz

Package including: 
1* Mini Bluetooth Headset
1* USB Cable
1* User Manual”