506a-bird call style 506ay-bird call style 506b-bird call style 506g-bird call style 506h-bird call style 507ay-bird call style 507b-bird call style 507d-bird call style 507e-bird call style 507f-bird call style 507g-bird call style 507 blue yellow-bird call style 507 lake blue-bird call style 508a-bird call style 508b-bird call style 508c-bird call style 510b-bird call style 510e-bird call style 510f-bird call style 512a-bird style 512b-bird call style 513a-bird call style 513b-bird call style 513ef-bird call style 513gh-bird call style 517e-bird call style 517f-bird call style 517g-bird call style 517h-bird call style 518-2-bird call style 521b-bird call style 523-1a-bird call style 523-1b-bird call style 523-1c-bird call style 523-2a-bird call style 526a-bird call style 526b-bird call style

original (without battery) original + three ordinary batteries original + three rechargeable batteries + battery charger