?The HBS-900 Around-the-Neck Wireless Stereo Sports Handsfree Bluetooth V4.0 Headset features an ergonomic design that stays comfortably around your neck. Retractable earbuds with wire management strikes a perfect balance between look and comfort. High-grade driver units produce high quality stereo sounds with deep booming bass. Equipped with apt-X compatibility and top-notch ANC technology， it brings CD-like sound with the freedom and convenience of Bluetooth. Plus， this smart earpiece can vibrate to deliver notifications. Bring it home and explore a lot more!                                    Features            Ergonomic design， stay comfortably around your neckRetractable earbuds with wire management strikes a perfect balance between look and comfortHigh-grade driver units produce high quality stereo sounds with deep booming bassApt-X compatibility， top-notch ANC technologyBring CD-like sound with the freedom and convenience of BluetoothDeliver notifications via vibrationEnglish voice prompt for easy control over music and callsWell-positioned buttons for redialing phone number and automatic Bluetooth connectionMultipoint technology allows you to pair and maintain connections with two cellphones at the same timeInbuilt 200mAh battery for 250 hours of long standby time                                                            Specifications            Material    Plastic    <br>Dimensions    (5.91 x 0.87 x 7.01) " / (15 x 2.2 x 17.8) cm (L x W x H)    <br>Weight    1.76 oz / 50 g    <br>Color    Silver    <br>Model    HBS-900    <br>Battery    3.7V / 200mAh    <br>Bluetooth Version    Bluetooth V4.0 Class 2    <br>Working Voltage    DC 3.3-4.2V    <br>Charging Time    3 Hours    <br>Remote Range    Up to 10M    <br>Compatible with    Bluetooth Headset， Handsfree， A2DP &amp; AVRCP Profiles    <br>Frequency    2400-2483.5MHz    <br>Sensitivity    &lt;-82dBm at &lt;0.1% BER    <br>Microphone    Yes    <br><br><br><br><br>                                                             Package Includes            1 x Bluetooth Headset1 x USB Cable1 x User Manual4 x Ear Pad Covers