BC-2K multipurpose device alarm BC-2K multipurpose device alarm is based on port machinery, metallurgical, mechanical and electrical industry, large and medium-sized traffic situation and the development of products. This product is small, the appearance of new, simple, convenient and practical advantages. After the actual use, a variety of tone alarm for coordination, equipment alarms, personal protection plays an important role. BC-2K multipurpose device alarm main functions and features a variety of alarm tones to choose from. Megaphone with continuously adjustable volume alarm delay can (optional). Can be synchronized sound and light alarm (optional). Various combinations of configurations, system application flexibility. Appearance of novel structure, easy operation. BC-2K multipurpose device alarm main technical parameters Description Parameter Working voltage AC24V ~ AC240V / AC380V DC24V ~ DC48V (optional) Power frequency 50Hz ~ 60Hz rated power 10W / 25W / 50W speaker impedance 8Ω ~ 16Ω sound pole 106 ~ 110dB ( ± 5dB) factory pitch A // B // three kinds of E, if there are special needs, according to the user's voice content, processed into the language or special alarm sound effects. Continuous usage time delay function continuously adjustable from 5 to 20 seconds. Model No. NO Name Name applicable Suittable 01 BC-2Y multipurpose device alarm BC-2Y contains: a control box sets, 10W / 8Ω speaker a handheld microphone 1, A, B, E tone adjustable alarm delay 02 BC-2B multipurpose device alarm BC-2B contains: a control box sets, 25W / 16Ω speaker 1, a handheld microphone, A, B, E tone adjustable alarm delay. 03 BC-2C multipurpose device alarm BC-2C contains: a control box sets, 25W / 16Ω speaker 2, a hand-held microphone, A, B, E tone adjustable. 04 BC-2W multipurpose device alarm BC-2W contains: a control box sets, 50W / 16Ω speaker 1, a handheld microphone, A, B, E tone adjustable. 05 BC-2F multipurpose device alarm BC-2F contains: a control box sets, 25W / 16Ω speaker 1, gooseneck microphone 1, A, B, E tone adjustable. 06 BC-2X multi-purpose device alarm BC-2X contains: a control box sets, 25W / 16Ω speaker 2, gooseneck microphone 1, A, B, E tone adjustable. 07 BC-2K multipurpose device alarm BC-2K contains: a control box sets, 50W / 16Ω speaker 1, gooseneck microphone 1, A, B, E tone adjustable. 08 BC-2Ⅱ multipurpose device alarm BC-2Ⅱ including: a control box sets, 10W / 8Ω speaker a handheld microphone 1 A, B, E tone adjustable alarm delay. 09 BC-27F amplifier BC-27F contains: a control box sets, 25W / 16Ω speaker 1, a gooseneck microphone amplifier 10 BC-27 BC-27X contains: a control box sets, 25W / 16Ω speaker 2 only, a gooseneck microphone amplifier 11 BC-27K BC-27K contains: a control box sets, 50W / 16Ω speaker a gooseneck microphone a 12 BC-29 multi-purpose device alarm BC-29 containing: Control 1 box sets, 50W / 8Ω or 50W / 16Ω or 80W / 16ΩX2 speakers, a gooseneck microphone, A / B // D / E / F / electric flute / voice tone adjustable alarm delay.