The SpeechLine Digital Wireless Microphone Set from Sennheiser includes an SL Table Stand 153-S DW, a MEG 14-40-L-II B gooseneck microphone with integrated LED ring, an SL Rack Receiver DW with power supply, a BA 40 rechargeable battery, and a rackmount kit. Optimized for speech transmission, this flexible wireless set offers speech intelligibility and ease of use for meeting participants, in conference rooms, offices, and huddle rooms.

The table stand features a 5-pin XLR port for connecting to the gooseneck microphone; it connects wirelessly to the receiver and can be charged wirelessly or via included USB cable. The rechargeable battery allows up to 10 hours of operation and an LED provides battery life status. The receiver features a clear visible OLED display for easy setup and operation. The automatic frequency and interference management allows convenient and reliable operation. The microphone set can be controlled and monitored remotely via the Sennheiser Control Cockpit software (available separately).

Sennheiser SpeechLine Digital Wireless Microphone Set with 153-S DW Stand, MEG 1

  • Specs

    SpeechLine Digital Wireless Microphone Set With 153-S DW Stand, MEG 14-40-L-II B Microphone, And DW Receiver (US)
    AF Frequency Response    20 Hz to 20 kHz
    Dynamic Range    > 120 dB
    THD    0.1% at 1 kHz
    Audio Sampling    24-bit / 48 kHz
    Signal to Noise Rate    > 90 dB
    Encryption    AES 256
    RF Frequency Range    US: 1920 to 1930 MHz
    Modulation    GFSK with back channel
    Transmission Method    TDMA, space diversity
    Latency    19 ms
    Relative Humidity    95% maximum
    Operating Temperature    14 to 131°F / -10 to 55 °C
    Storage Temperature    -4 to 158°F / -20 to 70°C
    RF Sensitivity    < -90 dBm
    RF Output Channels    Adaptive, up to 250 mW (country-specific)
    Audio Output Level    XLR Balanced: Maximum +18 dBu 
    RCA Unbalanced: Maximum +6 dBu
    Audio Effects    Low Cut: -3 dB at 120 Hz
    Equalizer: 7-band graphic equalizer with sound presets
    Sound Profiles: Female voice, male voice, and media
    Display    OLED
    Network Protocol    Media Control Protocol, TCP/IP IPv4 (DHCP, manual)/IPv6
    Power Supply    12 VDC
    Current Consumption    350 mA
    Connectors    1 x XLR
    2 x RCA
    2 x reverse SMA
    1 x RJ45
    1 x power
    Dimensions    8.4 x 1.7 x 6.6" / 21.2 x 4.3 x 16.8 cm
    Weight    29 oz / 828 g
    Power Supply
    Nominal Input Voltage    100 to 240 VAC
    Power Frequency    50 or 60 Hz
    Input Current    Maximum 120 mA
    Power Consumption    Standby: ≤ 0.3 W
    Operating Temperature    14 to 131°F / -10 to 55°C
    Storage Temperature    -4 to 158°F / -20 to 70°C
    Relative Humidity    95%
    Dimensions    Not specified by manufacturer
    Weight    Approx. 3.5 oz / 100 g
    AF Frequency Response    75 Hz to 20 kHz
    Max Input    1.7 V RMS
    Input Impedance    30 kOhms
    Power Supply    BA 40 accupack
    Operating Time    Up to 10 hours
    Microphone Connector    5-pin XLR
    Operating Temperature    50 to 113°F / 10 to 45°C
    Relative Humidity    95%
    Dimensions    6.6 x 4.7 x 1.9" / 16.7 x 12.0 x 4.8 cm
    Weight    23 oz / 660 g without battery
    Model    BA 40
    Capacity    2200 mAh
    Output Voltage    3.6 V
    Pick Up Pattern    Cardioid
    Frequency Response    50 Hz to 20 kHz
    Acoustic Principle    Gooseneck microphone (condenser)
    Output Impedance    < 100 Ohms at 1 kHz
    Sensitivity    15 mV/Pa
    Maximum Sound Pressure Level (SPL)    130 dB at 1 kHz < 3%
    Equivalent Noise Level    37 dB (CCIR)
    26 dB (A)
    Power Supply    Microphone: 12 to 48 V phantom power
    Signal Light Ring: 12 to 30 VDC, 1-18 mA, green LED
    Current Consumption    3 mA
    Connector    5-pin XLR
    Operating Temperature    32 to 104°F / 0 to 40°C
    Storage Temperature    -13 to 158°F / -25 to 70°C
    Length    18.0" / 45.7 cm
    Packaging Info
    Package Weight    7.65 lb
    Box Dimensions (LxWxH)    16 x 13.8 x 2.9"