1.Shield box factory 2.We are the manufacturer,OEM acceptable. 3.High isolation,easy to ... , such as GSM, CDMA, 3G mobile phones, cordless phones development, Bluetooth products and maintenance.Specifications: Specificationsfrequency of operation (MHZ)800-6000signal ... details,please contact us.Images:Company environment:Certification: SD3327 Pneumatic Bluetooth shielding box