1. Material: ABS, electronic components
2. Power supply mode: AC
3. Power supply voltage: 110/220 (V)
4. Receiver: with indicator light, button, and light on
5. Transmitter: 12V 23A battery (delivered with battery)
6. Music selection: 60 music
7. Volume selection: 5 levels of volume adjustment
8. Power consumption: 1 (W)
9. Scope of application: 300 meters
10. Dimensions: Transmitter: 7.2 x 4.6 x 2.1 cm, Receiver: 9.3 x 6.2 x 3.2 cm