Bosch LHM 0606/10 Ceiling speaker Flush mount is a general purpose, 6 watt, 100 volt line, cost-effective ceiling loudspeaker. Flush mounted into the ceiling, the LHM0606/10 speaker is rated at 6 watts and suitable for 100 volt line distributed sound systems. Suitable for both speech and music and ideal for public address and background music systems in shops, schools, offices, hotels and restaurants.