Feature: 1. Bilingual mixed playback, can play two different sounds at the same time, one button switch, easy to operate. 2. Built‑in 20W 126dB speaker, support an external 5V speaker and a 12V speaker, with 350 musics, professionally recorded, clear and realistic. 3. Built‑in 3.7V 2200mAh rechargeable lithium battery, can play for more than 12 hours, support DC12V power input, can use automotive power supply. 4. Convenient timing function, can set the time of two sound ON/OFF simultaneously. 5. 2.0in large size LCD screen, larger font and clearer display, so that you can see clearly even in the outdoor strong light. 6. 0-9 digital key sound free switch, easy to use, more convenient to switch music, save your time. Specification: Item Type: Hunting Bird Sounds Material: ABS Plastic Size: Approx. 136x61x24mm/ 5.4x2.4x0.9in Weight: Approx.245g/8.6oz Color: Camouflage colorBattery: Built-in 3.7V 2200mAh rechargeable lithium batteryFor the first use, please fully charge the battery before use.Button Instructions:1. ▶ | | : play/pause, short press play, press again to pause2. | ◀ ◀ : short press to play the last song, long press to reduce the volume3. ▶ ▶ | : short press to play the next song , long press to increase volume4.EN: Short press to enter the menu, compare and repeat the setting for three times, then short press to select the function to be set, press EN to enter, after setting, press EN to confirm saving and exit5.MIX: AORB card mode control6.OK key: select any song, press OK to play7.0-9 number key to select songs, select and then press the OK key. Package List: 1 x Player1 x Plug1 x USB Cable1 x Power Line1 x Instruction