Songbird's automatic volume control system
effectively protects the
These packs are the only ones on the market with built-in ear buds and a volume control system
integrated into the shoulder straps.
Ma'ariv reported that under the proposed regulation, devised by Jerusalem police chief Ahron Franco, the police and the Islamic waqf (religious endowments authority) would work in concert to install volume control systems
in the mosques in question.
It is designed to handle entire audio switching and volume control systems
for advanced 8-channel home-theater receivers, or systems that require many audio input sources.
Main features of the third unit are safety depressurisation system, improved chemical and volume control systems
, usage of digital system for the control systems.