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BTM-211R Bluetooth wireless microphone system

The BTM-211R is a 50W Class D digital amplifier with Bluetooth wireless
connection, allowing you to wirelessly stream audio from your microphone,
smartphone, tablet or laptop. A great option for school and conference room
applications, this device features adjustable bass and treble for customizable
sound. Complete with a sleek black and silver chassis.

  • BTM-211R
    Wireless Transmission Bluetooth V2.1+EDR
    Power Consumption 65W
    Frequency Response 30Hz~18000Hz
    Noise Floor <5mv (w/20KHz, LPF)
    Maximum Input Mic -17dBV, Line 8dBV
    Equalizer Bass 100Hz±10dB, Treble 10KHz±7dB
    Total Harmonic Distortion Mic <0.1% (Input=-23dBV), Line <0.5% (Input=-2dBV), Preamplifier
    Max Speaker Output Power 50W (4Ω,Line in=1KHz,-4dBV)
    Dimension (mm) 210(L) x 206(W) x 49.7(H)
    Weight 690 ± 50g