300mW Portable Video Breaker/Jammer PVB-1000 utilizes unique and intelligent technique that interferes the 900MHz, 1.2GHz, 2.4GHz signal of wireless spy camera, ensure safety environment free from wireless spy camera and body bug. Specifications (A)TX frequency: 895/900 ~ 1000 MHz (B)TX frequency : 1195/1200~ 1300 MHz (C)TX frequency: 2395/2400~ 2500 MHz Total output power: (A) +25dBm / 300mW Total output power： (B) +25dBm / 300mW Total output power： (C) +25dBm / 300mW Battery: NI-H battery DC 12V / 1600 mA / h Continue using time: 90 minute First time battery charge need 2 hours up. Jamming range: Radius 15~ 20 M Can OEM or ODM for specially request Dimension: 110(H) ? 62(L) ? 30(D) mm not include antenna Weight: 300 g