Primos Hunting Hyper Lip Double w/Converter Game Calls. This Cutter Call by Primos Hunting features an open single-reed that reproduces the high pitches of cows and calves. The Primos Hunting Hyper Lip Open Double-reed w/ Converter has a Tone Converter that allows for more subtle matriarch cow calls. The Primos Hunting Hyper Lip Double Reed Elk Call w/ Tone Converter makes luring in the elks easier. Specifications for Primos Hunting Hyper Lip Double w/Converter Game Call: Manufacturer: Primos Hunting Species: Elk Features of Primos Hunting Hyper Lip Double w/Converter Game Call Open double-reed reproduces deeper louder tones of the matriarch cow Tone Converter allows for more subtle matriarch cow calls Package Contents: Primos Hunting Hyper Lip Double w/Converter Game Call Primos Hunting PS934: Hyper Lip Double w/Converter Game Calls