XL-MaxSonar-EZ0 (MB1200) [Discontinued] _MAKE_COMP_HEATSINK Or hook it up to

Or hook it up to your favourite microcontroller and send I2C commands to set 64 steps of volume amplification

Wirelessly interfaces to transmitter with a range of up to four feet

Michael Horne said "The Piano HAT is

This is our most advanced weather resistant sensor designed for target detection and ranging outdoors or in tank or bin applications

XL-MaxSonar-EZ0 (MB1200) [Discontinued] _MAKE_COMP_HEATSINK Or hook it up toThe XL MaxSonar EZ0 offers a wide and sensitive beam pattern for indoor use. This makes the XL MaxSonar EZ0 an excellent choice wherever wide beam detection, reliable people detection, or reliable small obstacle detection are required. The sensor is small in size, yet the high output acoustic power combined with continuously variable gain, real time background automatic calibration, real time waveform signature analysis, and real time noise rejection