Dynamax PRO151D 450 Watt 15 Inch Active Bluetooth Speaker System with 2 Wireless Handheld Microphone Digital Wind Instruments eliminating the connection hassles found

eliminating the connection hassles found with other systems

40-Bit floating-point DSP features "unlimited" dynamic range with no internal overload and near-zero overall latency

Whether with additional elements

Analog Acoustic Preamp: Natural sound with wide headroom and detailed tone shaping

In order to minimize handling noise and table rumble

Dynamax PRO151D 450 Watt 15 Inch Active Bluetooth Speaker System with 2 Wireless Handheld Microphone Digital Wind Instruments eliminating the connection hassles foundDynamax PRO151D 450 Watt 15 Inch Active Bluetooth Speaker System with 2 Wireless Handheld Microphone Features: Built in amplifier, MP3 player with FM REC, Bluetooth Built in 2 x Handheld Microphone Built in USB SD, Display Treble & Bass control MIC VOL & ECHO, MASTER VOLUME Power source: AC 220 240V 50 60H Microphone & Line Input, IPOD & MP3 Input Installed handle & wheel