Main Features:<br />NIA Q7 Bluetooth V2.1+EDR stereo headset<br />Wireless Bluetooth connection， adding and connecting to your Bluetooth devices immediately<br />Support listening to music and answering calls<br />Allows you to answer calls conveniently during all your outdoor activities<br />Soft luxurious ear-pads provide excellent fit and long time wearing<br />Volume control and song switch function<br />With built-in rechargeable lithium battery for long time use<br />Suitable for devices with Bluetooth function， such as mobile phones， etc.<br /><br /><br /><br /><br />    Specifications<br />General<br />	 Model  : NIA Q7                                                  <br />                        Color : Black                                                  <br />                        Wearing type : Headband                                                  <br />                        Function : Multi connection function， Microphone， HiFi， Voice control， Answering phone， Bluetooth， Song switching， Noise Cancelling                                                	<br />Specification<br />	 Connectivity : Wireless                                                  <br />                        Connecting interface : 3.5mm， Micro USB                                                  <br />                        Application : Mobile Phone， Computer                                                  <br />                        Plug Type: Bluetooth                                                  <br />                        Cable length : No                                                  <br />                        Sound channel: Two-channel (stereo)                                                  <br />                        Frequency response : 20~20KHz                                                  <br />                        Impedance : 32ohms                                                  <br />                        Talk Time: 7 hours                                                  <br />                        Music Time: 8 hours                                                  <br />                        Standby time: 200 hours                                                  <br />                        Charging time: 2 hours                                                	<br />Extended Function <br />	 Bluetooth: Yes                                                  <br />                        Bluetooth version: V2.1+EDR                                                  <br />                        Bluetooth distance: W/O obstacles 10m                                                  <br />                        Bluetooth protocol: A2DP， HFP， HSP， AVRCP                                                  <br />                        Bluetooth mode: Headset， Hands free                                                  <br />                        External memory: TF card                                                  <br />                        Max. of External memory: 32GB                                                	<br />Dimension and Weight<br />	 Product weight  : 0.136 kg                                                  <br />                        Package weight  : 0.31 kg                                                  <br />                        Product size (L x W x H) : 17.5 x 13.5 x 7 cm / 6.88 x 5.31 x 2.75 inches                                                  <br />                        Package size (L x W x H) : 21 x 24 x 6 cm / 8.25 x 9.43 x 2.36 inches                                                	<br />Package contents<br />	 Package contents: 1 x Headphone， 1 x USB Cable， 1 x Chinese and English Manual                                                	<br /><br /><br /><br />                                                <br />