Wireless AVANTEK Doorbell kit

• 52 doorbell melodies; easily choose between melodies; built-in 1.1 in (29 mm) stereo speaker to deliver a rich, crisp sound • Broad 1,000 ft (300 m) wireless range (may vary depending on the operating environment) • IP55 dust-proof and water-resistant transmitter; suitable for various outdoor environments Built-in memory function that remembers your previously set melody and volume level for added convenience