Arealer BlackCube In-ear Sport Stereo Bluetooth Headphone for Gym Exercise Travel ( Item#: V2555 )

Music is a super companion for humans, which can make you relaxing and enjoy colorful life. A portable music player device is essential for music lover. We are be honored to recommend the Arealer BlackCube Stereo Bluetooth Headphones to you. BlackCube Wireless Bluetooth Headphone is specially designed for music lovers and sports enthusiast, which features Advanced Bluetooth 4.1 technology, attached Emergency Power Bank, Built-in high-grade Microphone & Speaker, hands-free function and lightweight design. BlackCube will offer you wonderful music, you can greatly enjoy your favorite Musician, a super companion for you during daily life and travel.     

Features:
[Advanced Bluetooth Technology]
Latest Wireless Bluetooth 4.1 Technology with A2DP/ AVRCP support, ensure transmitting strong signal in high quality & high speed and offering high-fidelity stereo music, filling your world with premium sound: from richest bass to a pure, balanced response for natural sound. 
[Emergency Power Supply] 
Comes with 390mAh Emergency Power Bank Box, which can be used as a portable power bank and offering Emergency Power Supply to the Bluetooth Headphone (Supports charging the Bluetooth Headphone more than Six Times) when in urgent need, keeping you enjoying wonderful music all day without any worry for battery.
[Ergonomic & Sport Design] 
BlackCube adopts Ergonomic Design (Its appearance design is based on the outline of human ear) which is comfortable to wear and can greatly insulate the noise around you, so you can hear your music and call clearly. And it guarantees 100% Stable and Comfortable when driving, walking, traveling,exercising,cycling, fishing and other outdoor sports. 
[Strong Wireless Signal & Multipoint Technology]
With a wireless audio range of 33 ft (10m), enjoy the freedom to move and the convenience of uncompromising sound quality. And can simultaneously connect two smarts phone. So you can seamlessly switch between your business and personal phones.
[Ultra-light & Ultra Small Size & Fully Compatibility]
Adopt light and compact portable design, BlackCube Bluetooth Headset owns Ultra small size (About 2.2 * 2.2 * 1.5cm)and Ultra-light weight (About 5g / 0.16oz). BlackCube can be Universally compatible with most Bluetooth-enabled devices, including iOS Android Windows Smart phones & Tablet PC iPad, and other Bluetooth devices.

Bullet Point: 
2 in 1 Mutifunctional Design
Arealer BlackCube includes a Bluetooth Headset and Power Supply Box  
Charging Headset:
Its LED indicator light will turn red when the charge box is charged, and the LED indicator will turn blue after fully charged. 
Charging Power Supply Box: 
Its LED indicator light will turn red when the Power Supply Box charges the Bluetooth Headset, and the LED indicator turns blue after fully charge the Bluetooth Headset, then the indicator light will turn off automatically after 2 minutes.
 
Specifications: 
Brand: Arealer 
Model: BlackCube
Product Type: In-ear Stereo Bluetooth Headphone (Including a Headphone and Emergency Power Bank Box) 
Bluetooth Version: Bluetooth 4.1 + EDR; Class 2.
Bluetooth Name: BlackCube
Supports HSP, HFP, A2DP, AVRCP protocol. 
Frequency Response: 20Hz-20KHz
Frequency Range: 2.401~2.480 GHz.
Battery Capacity Display, supports for iPhone.  
Operation range: Up to 10 meters 
Working Current: 25-30mA
Degree of distortion: ≤1%
SNR ≥95
Impedance: 32Ω 
Sensitivity: 103dB
Headphone Battery: High-quality 3.7V / 50mAh Rechargeable Li-ion battery
Power Bank Box Battery: High-quality 3.7V / 390mAh Rechargeable Li-ion battery
Music Playing Time: About 2 hours (Maximum Volume)
Standby Time: About 24 hours
Charge Time: About 1 hour 
Charge Port: Micro USB
Charge Voltage: DC 5V 
Color: Black
Main Item Size: 2.2 * 2.2 * 1.5cm / 0.86 * 0.86 * 0.6in
Main Item Weight: 5g / 0.16oz
Package size: 12.0 * 7.5 * 4.5cm / 4.9 * 2.95 * 1.77 in
Package weight: 134g / 4.73oz

Package List:
1 * Arealer BlackCube Bluetooth Headset   
1 * USB Cable
1 * English User Manual