Monster Cable MSR ANT EXT-50 Sirius 50' Antenna Extension Cable Monster Cable Part Number: MSR ANT EXT-50 For use with single-input Sirius satellite radio receivers Durable, weather-resistant design for both indoor and outdoor use Built-in amplifier enables longer runs and helps reduce signal loss Two cables can be linked together to create a 100' extension Shipping Availability: Usually ships in 4 - 6 business days Price: $49.95 Quantity:   See all models that can use this part