10-pack 868mhz Anti-vibration Helical Spring Antenna, 2.15 Dbi Gain. Introducing the SW868-TH13 Spring Antenna—a High-performance Solution Designed for 868MHz Wireless Communication Systems. Crafted with a Copper Finish, This Antenna Offers Excellent VSWR and a Gain of 2.15 DBi, Ensuring Stable Performance and Durability. Its Compact, Ingenious Structure Makes Installation Effortless, and It Boasts Superior Anti-vibration and Aging Resistance. Key Features: - Frequency Range: 868 MHz (+/- 5) - VSWR: <= 1.5 - Input Impedance: 50 Ω - Maximum Power: 5 W - Gain: 2.15 DBi - Weight: 1g - Height: 13 +/- 1 Mm - Color: Copper - Interface Type: Welded Directly Perfect for Reliable Communication Performance, the SW868-TH13 is Available in a Pack of 10, Making It Ideal for Comprehensive Project Needs.. Your order tracking code will be sent on shipping and takes up to 5 days to show live information.