Size:with remote control Size: without remote control Promotions can vary depending on size. LCD Screen,built-in 10W, 120dB Speaker, Built-in 110 Kinds of Birdsong, USB 2.0 Transmission Rate Support Song Selection, Support 12V Power Supply, Support 2 Speakers. Size: 100*60*23mm With 100m Remote Control and Without Remote Control Available Built-in Removable 1800MAH Large-capacity Lithium Battery, Can Play For About 8 Hours SHOP WITH CONFIDENCE: To Provide You With the Highest Quality Service, If You Have Any Question, Please Feel Free to Contact Us.We Will Provide After-sales Service Until You Are Satisfied. LCD Screen,built-in 10W, 120dB Speaker, Built-in 110 Kinds of Birdsong, USB 2.0 Transmission Rate Support Song Selection, Support 12V Power Supply, Support 2 Speakers. Size: 100*60*23mm With 100m Remote Control and Without Remote Control Available Built-in Removable 1800MAH Large-capacity Lithium Battery, Can Play For About 8 Hours SHOP WITH CONFIDENCE: To Provide You With the Highest Quality Service, If You Have Any Question, Please Feel Free to Contact Us.We Will Provide After-sales Service Until You Are Satisfied. Note: 1. Please allow 1-3 mm error due to manual measurement and 1-3g weight error make sure you don't mind before ordering. 2. Due to the lighting of the photos and the difference of monitors, the pictures may not reflect the actual color of the real item. Please make sure you don't mind before ordering, thank you! About Shipping: 1.please pay attention to your delivery address such as: name, street, house number, doorbell/email without name, etc. is correct, or the order will not be delivered correctly. 2.All items will be shipped within 3 business days after the payment is received. Most times you will receive them within 8-12 days then. The specific delivery time is depend on circumstances. 3.During the shopping process, if you have any questions, please feel free to consult us, we will reply you within 24 hours Hope you have a pleasant shopping experience!