Ideal for most applications the Optima-7 is the workhorse of the Optima line of receivers. Featuring full telemetry capabilities and utilizing a dual end block design the Optima-7 is slim enough to fit in the tightest of spaces. - Single Boosted Omni-Directional Antenna(BODA) System - SmartScan Mode Selectable - Low Battery Warning Basic Telemetry Function - Full Telemetry Capabilities (Using the HPP-22 and Hitec Telemetry System) - Fail-Safe/Hold Function - Upgradable Firmware Detailed Feature Descriptions:-Adaptive Frequency Hopping Spread Spectrum Technology (AFHSS) The Optima-7 utilizes our AFHSS 2.4Ghz technology and our exclusive Smart Scan system to ensure a rock solid, interference free connection. When selected, Hitec's 2.4GHz SmartScan function scans the 2.4GHz spectrum to find the cleanest channels in which to operate therefore providing interference free operation even in the most crowded environments.-Single Boosted Omni Directional Antenna (BODA) The Optima-7 receiver features our exclusive BODA receiver antenna technology. Independent testing has proven that the single BODA antenna system in our 7 channel system performs equal to or better than our competitor's dual antenna systems -Supplementary Power Connection (SPC) With our Supplementary Power Connection you can eliminate brown out concerns by powering the receiver independently of the servos.