.The CONTRACTOR CWMS 52 is a wall speaker with an appealing look equipped with a 5.25" woofer and a 1.2" tweeter. Its frequency response extends to 20 kHz; the sound pressure level is 88 dB at 1 W /1 m. The CWMS 52 provides 30 watts of continuous power and is characterised by a high degree of speech intelligibility. It is designed for a wide scope of applications, providing an unobtrusive sound in hotels, restaurants, bars, lounges, training and conference rooms, shopping centres and at home. For ELA systems, both versions are also available as 100 Volt