CD-004 EAS Safety Box, Cd Safer ,Secure Box: Frequency: 58KHz / 8.2Mhz Dimension: 126mm-33mm-143mm CD-004 EAS Safety Box, CD Safer, Secure BoxFrequency: 58KHZ / 8.2Mhz Dimension: 126mm*33mm*143mm Material: transparent PC Net Weight: 84.5g CD-004 EAS Safety Box/ CD safer