Detailed Product Description

The biggest powered transistor megaphone ERV-68 series with with Siren/Whistle functions.

* with siren,siren+whistle functions.

*Amplifier output power 45W MAX (VHF/UHF band wireless Meg.+Transmitter

*VHF range :module unit WTU-211

*VHF range:module unit WTU-811 (PLL UHF synthesized)

UHF 798~27MHz,dependent on applicable country requlations.

Models: ERV-68/68S/68SW

ERU-68BS/68BSW(S:siren ,W "whistle ,VHF/UHF wireless megaphone)

Power : 45W MAX

Range :0.8~2.2km depending on the oprating conditions

Battery:10x"D"type batteries ,about 20hours for voice,and about 2 hours for signal

External power source :12V battery or 10~13.8V DC

Dimensions(HxWxD) :