| It is lightweight and flexible while remaining durable, comfortable to wear on the neckFree your hands, a new design for a new user experience, good for cycling, housework, traveling, etc.Built-in microphone with advanced signal processing, allowing for crystal-clear voice quality during phone callsSupport Bluetooth play/pause music, support TF card playback, support answering/hanging up callsSuitable for smartphones, notebooks, tablets and other devices with Bluetooth function Specification: Bluetooth version: JL V5.0+EDRBluetooth protocol: RF5.0, BB5.0, LMP5.0, AVCTP1.4, GAVDP1.3, HFPV1.7, A2DPV1.3, AVRCPV1.6, SSP V1.2, etcMaterial: ABS plastic + cloth mesh + silicone tubeOutput power: MAX … | |