Features
High performance stereo Bluetooth headset Supports connection with two cell phones simultaneously Allows you to conveniently answer calls while driving Compatible with Bluetooth digital devices Compact size for ease of use
General Specs
Brand & Model	Fineblue S4
Type	Bluetooth headset
Color	Black
Bluetooth Version	V3.0+EDR
Bluetooth Profile	Hands-free， Headset， A2DP
Frequency Response	2.4GHz
Transmit Power	Class 2
Operating Range	Up to 20 m
Standby Time	Up to 120 hours
Talk Time	Up to 4 hours
Power Charger	AC Input 110-240V， DC output 5V
Compatibility	Bluetooth digital devices