Features:
<br />2 in 1 Multifunctional Speaker: Wireless Stereo Bluetooth + Wired connection Headset.
<br />High-performance and Microphone Offer perfect sound quality, letting you hear the words and sound clearly. The Professional Gaming Headset immerses your into the tense and exciting games.
<br />The high-quality Wireless Bluetooth Headset is a good choice for listening to music, watching movie, chatting online, etc.
<br />Compatible with For Xbox and almost all Bluetooth-enabled mobile devices such as, for iPhone6 6Plus 5S, for Samsung Galaxy S5 S4 S3 / Note 4 3 2, for HTC  Tablet PC, Laptop, Notebook, etc.
<br />Automatically switches between music play and calling function.
<br />Easily control playing / pausing, adjusting the volume, previous / next songs, answering / rejecting / ending an incoming call and redialing the last number. 
<br />Adjustable headband, lightweight, and has soft cushion earplugs, comfortable to wear.
<br />Built-in high-efficiency rechargeable lithium battery, and charged by the included Mini USB port. 
<br />
<br />Specifications: 
<br />Brand Name: KOTION
<br />Model Number: EACH B3505
<br />Bluetooth Version: Bluetooth 4.1 +EDR
<br />Bluetooth profiles: A2DP, AVRCP, HSP, HFP
<br />Frequency Range: 2.4GHz-2.48GHz
<br />Speaker Size: 50mm
<br />Drivers: 50mm Speaker * 2 
<br />Operating distance: up to 10m (free space)
<br />Frequency response: 20Hz-20kHz
<br />Microphone unit: 4 * 1.5mm
<br />Impedance: 32ohm
<br />Built-in Rechargeable Lithium Battery Capacity: 300mAh
<br />Working Time (Music / Talk Time): Approx. 10 hours
<br />Charging time: Approx. 3 hours
<br />Standby time: 250 hours
<br />Plug Type: 3.5mm stereo
<br />Color: Black with Orange
<br />Audio cable length: Approx. 120cm / 3.94ft
<br />Headphone size: Approx. 19.0 * 18.5 * 7.5 cm / 7.48 * 7.28 * 2.95in
<br />Headphone weight: 218g / 7.7oz
<br />Package size: 21.5 * 19.5 * 8.0 cm / 8.46 * 7.67 * 3.14 in
<br />Package weight: 390g / 13.8oz
<br />
<br />Package content:
<br />1 * Bluetooth Headset
<br />1 * USB Charge Cable
<br />1 * 3.5mm Audio cable
<br />1 * English / Chinese User manual