B10 52 Chimes 110dB Doorbell Receiver Low Power Consumption Home Door Tools, US Plug, AC 90-260V Filter-Computer Cases & Towers 4) Compatible with Macbook and

4) Compatible with Macbook and other computers

General Compatible with Acer:  Iconia Tab A200

14) Isochronous transfer uses adaptive and asynchronous synchronization

6 of network cables

left-side and right-side panels is convenient for maintenance

B10 52 Chimes 110dB Doorbell Receiver Low Power Consumption Home Door Tools, US Plug, AC 90-260V Filter-Computer Cases & Towers 4) Compatible with Macbook and1. Fashion appearance, light touch design 2. Easy to install 3. Ultra low power consumption, power saving, long service life 4. 52 polyphonic ringtones 5. Working voltage: AC 90 260V 6. Working current: 20mA 7. Output power: 3. 5W 8. Volume: 5 levels 9. Power consumption: 10mW 10. Sensitivity: 110dbm 11. Working frequency: 433MHz Specification: Package Weight One Package Weight 0. 21kgs 0. 46lb One Package Size 11cm * 11cm * 4cm 4. 33inch * 4. 33inch