Features:

Model: AEC BQ-618
Intelligent voice navigation
Incoming call voice prompt
Bluetooth version: V3.0+EDR
Supported profiles: HFP, A2DP, AVRCP
Support 3.5 mm stereo audio input
Operation Range: 10 meters
Play time: up to 10 hours
Talk time: 12 hours
standby time: 200 hours
Charging voltage: DC5V/500mA
Charging port: Micro USB
Charging time: 2.5 hours
Speaker diameter: 30mm
Built-in microphone support digital signal processing echo cancellation technology
Battery capacity display, support iPhone , MI and all Android mobile phone(need to install app application software)

Operation specification:

Charging headphone(connect to PC or power adapter through USB cable)
Charging: please connect headphone to PC through attached USB cable(or optional USB charger). Red indicator is on while charge. Fully charge may take up to 2hours and a half. if the power is pretty low. You can also talk or listen to music when charge. Disconnect the headphone from charger when charging completed, then unplug the charger from AC outlet.
Battery status: you can read battery status directly on mobile phone screen by connecting headphone to phones like iPhone and MI. But for other Android mobile phone, app application software must be installed before reading. Red indicator flashes and alarm sounds to report the low battery.

Package Included:

1 x AEC BQ-618 Wireless Bluetooth Headphone
1 x USB Cable
1 x Manual

Detail Pictures: