... 200Hz-17KHzSensitivity 89dB±3dbConnector 3.5mm jackCompatible with:all 3.5mm jack mobile phone, digital products, like iPhone iPod ... a professional lead supplier, we provide all worldwide customers the mobile/ computer/ tablet pc/ game/ car accessories, digital products, home ... , FedEx, SingPost, HongKong Post5. Shipping by Sea works with shipping agent (importer pick up products at destination port)6 ...