In-Ear Headphones - Universal - SG-8 BT 4.0 + EDR Headphones w/ Highlights Universal SG-8 BT 4.0 + EDR Headphones w/ SG-8 BT 4.0 + EDR Headphones with micmt Product is shipped according to the color or size of the main product page image. The SG-8 BT 4.0 +EDR Headset with MicThe product is shipped according to the color or size of the main product page image.SG-8 is a high performance and multi-functional headset. It can be used both wired (via the 3.5mm audio cable) and wireless (via BT). With the high quality microphone, the headset supports hands-free calling and multipoint technology. The special speakers deliver powerful bass and perfect sound to your ears. The SG-8 Over-Ear style headset is stable, lightweight and comfortable. + EDR technology ensures strong signal and fast transmission, easy to pair with almost any BT-enabled audio device to enjoy stereo music wirelessly; With 3.5mm audio jack, it can connect to a variety of music players (such as MP3/MP4, etc.) without BT function. [Noise Cancellation] Noise cancellation and high microphone reduce ambient noise and capture voice detail. You can get high quality hands-free phone conversation even on the street. [Long Lasting Time] Built-in rechargeable lithium battery lasts up to 10 hours playing time, 10 hours playing time and 250 hours booming standby. per charge cycle. [Ergonomic Design] Foldable and adjustable headband length, super soft earpads, comfortable to wear and easy for storage. Profiles: HFP1.5, A2DP1.2, AVRCP1.0Transmission Distance: Up to 10m ResponseFrequency: 2.402GHz-2.480GHzFrequency Response: 20Hz-20Khzidance Playing Time: About 10 hours Time: 250 hours (power off condition) Charging Time: 2-2.5 hours Plug Type: 3.5mm Audio PortColor: Orange; Red; Green; Blue (optional) Main Item Size (folding): 17.5 * 12 * 8.2 cm / 6.9 * 4.7 * 3.2 inch / 8.8ozpackage List: 1 * BT Stereo HeadSet1 * USB Cable1 * User Manual