Connect the app to your speaker and amplifier system to pull in flocks of wary crows with crow calls. FEATURES: - 7 crow sounds for hunting - Effective, realistic and clear predator calls audio to bring in wary crows with crow calls - Bluetooth compatible to sync to a Bluetooth receiver in the field to play the crow calls - Crow Sounds can play in the background of your phone allowing you to text, take pictures and surf the internet without disrupting interrupting the crow calling sounds - 30 minute predator calls soundtracks allow you to set the call and focus on crow hunting calls - Connect to your speaker system with audio cables (cables not included) - No more forgetting to grab your MP3 memory cards with crow calls, you always have your phone with you to play the crow calls for hunting - E-Calling audio crow sounds at a fraction of the cost of purchasing multiple soundtracks and crow sounds memory cards separately Soundtracks included in " Crow Calls for Hunting Predator Birds" - A flock of Crows – Crow Call - Crows Communicating – Crow Calls - Mixed Bag – Crow Calls For Hunting - Crow & Owl Fight – Crow Sounds – Crow Call - Single Crow – Predator Calls For Birds - Crow & Rabbit Fight - Predator Hunting Calls for Crow Calling - Calm Before the Storm – Predator Calls for Birds Download Crow Calls for Hunting Predator Birds and start having crow hunting success today!