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R551S Wireless Stereo Bluetooth Headphone In-ear Bluetooth 4.1 Music Headset Hands-free w/ Mic for iPhone 6S 6 iPad iPod LG Samsung S6 Note 5 Smart Phones Tablet PC Bluetooth-enabled Devices

R551S Wireless Stereo Bluetooth Headphone In-ear Bluetooth 4.1 Music Headset Hands-free w/ Mic for iPhone 6S 6 iPad iPod LG Samsung S6 Note 5 Smart Phones Tablet PC Bluetooth-enabled Devices

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  • China Warehouse
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Stock in: china
Music is a super companion for humans, which can make you relaxing and enjoy colorful life. R551S Stereo Bluetooth Headphone is specially designed for music lovers, which is characterized by Advanced Bluetooth 4.1 technology, Built-in high-grade microphone & speaker, hands-free function and lightweight design. R551S Headphone will offer you wonderful music, you can greatly enjoy your favorite Musician, a super companion for you during daily life and travel.  

R551S Headphone Features:   
[Advanced Bluetooth Technology]
Latest Bluetooth 4.1 Technology with A2DP/ AVRCP support, ensure transmitting strong signal in high quality and high speed. Bluetooth 4.1 with HD sound for high-fidelity music and clear speech, You can begin enjoying high quality HD sound instantly.
[Echo Cancellation & Noise Suppression] 
Noise Cancellation technology reduces ambient noises and enables clearer sound from microphone. You can get high quality hands-free phone conversation even on the street or inside a shopping mall.
[Strong Wireless Signal & Multipoint Technology]
R551S Headphone supports the wireless audio range of 33ft, just 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.  
[Convenient to use] 
R551S Headset is equipped with function buttons which lets you easily controlling your music and supports Voice Prompt (Four languages: Chinese, English, French, Spanish language), letting you easily to operate the headset. It also supports hands-free with high-grade microphone, thoroughly setting free your hands from answering the call during exercise.
[Long Standby Time & Fully Compatibility]
Built-in rechargeable Lithium battery lasts up to 6 hours of Talking Time / 5 hours of Music Playing Time and 180 hours of Standby Time per charge cycle. And universally compatible with most Bluetooth-enabled devices, including iOS Android Windows Smart phones & Tablet PC iPad, and other Bluetooth-enabled devices.

R551S Headphone Specifications: 
Model Number: R551S
Main Chip Type: ISSC2008
Bluetooth Version: Bluetooth 4.1 (Bluetooth Chip: ISSC2008); Class 2(-64dbm ~ 4dbm).
ISM Band: 2.402 ~ 2.480GHZ
Supports HSP, HFP, A2DP, AVRCP protocol. 
Operation range: Up to 10 meters 
Frequency Response: 50 ~ 10Khz
Rated Output Power: 3mW
Max. Output Power: 5mW
Speaker Diameter(Outside Diameter): 10mm * 5.5mm.
Impedance: 16Ω + 15% 
Sensitivity: 110db± 3db
Battery: High-quality 3.7V / 100mAh Rechargeable Li-ion battery
Music Playing Time: About 5 hours (The Music Volume will affect the time)
Talk Time: About 6 hours
Standby Time: 180 hours
Charge Time: About 2 hours 
Charge Port: Micro USB
Charge Voltage: 5V
Working Voltage: 3.7V
The Cable length: 70cm 
Color: Black 
Main Item Size: 6.0 * 2.5 * 1.4cm / 0.98 * 1.57 * 0.55in
Main Item Weight: 8g / 0.28oz   
Package size: 18.2 * 7.0 * 3.2cm / 7.16 * 2.75 * 1.25 in
Package weight: 113g / 3.99oz

Package List:
1 * R551S Bluetooth Headset   
1 * USB Cable
1 * Ear Hook 
1 * English User Manual


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