User manual
Sennheiser SpeechLine Digital Wireless SL Headmic

User Manual for Sennheiser SpeechLine Digital Wireless SL Headmic Set DW-4-US R Wireless Mic with Rackmount Kit

• Product category: Wireless Systems Sennheiser
• Brand: Sennheiser
• Description and content of package
• Technical information and basic settings
• Frequently asked questions – FAQ
• Troubleshooting (does not switch on, does not respond, error message, what do I do if...)
• Authorized service for Sennheiser Wireless Systems

Product description

• SpeechLine Digital Wireless SL Bodypack DW-4-US Wireless Transmitter The SpeechLine Digital Wireless SL Bodypack DW-4-US from Sennheiser is an SL Series wireless transmitter optimized for speech. It can be used when paired with an optional wireless receiver and microphone in applications for meetings, lectures, conferences presentations where every word matters. In addition, it is compatible with all Sennheiser microphones such as the SL Headmic 1 or MKE 1 (sold separately). Featuring bi-directional communication between transmitter and receiver, the automatic frequency and interference management allows for convenient and reliable operation, which means the SL bodypack requires no settings to be adjusted. The LC display provides the link name, battery status and reception quality, and the easy-to-access mute-slider makes the use of the microphone very convenient. Furthermore, the SL bodypack comes with a rechargeable BA 30 accupack that is built with external charging contacts – for easy charging with the CHG 2 and a USB socket. It provides up to 15 hours of operating time on a full charge. Finally, Sennheiser Control Cockpit software (download) offers easy handling, control, and maintenance for the SpeechLine Digital Wireless System. It provides a global overview of all network-enabled devices, shows all status information, and makes setting adjustments very easy. UPC: 615104243835
• SpeechLine Digital Wireless SL Headmic 1 Headworn Microphone (Black) The black SpeechLine Digital Wireless SL Headmic 1 BK from Sennheiser is an unobtrusive and comfortable-to-use headworn microphone, with an omnidirectional MKE 1 microphone capsule that terminates with a 5.2' cable and a 1/8" locking mini-jack connector. It can be used when paired with a wireless transmitter to capture audio in speech and presentation applications such as meetings, conferences, lectures, and more. Extremely lightweight, the adjustable neckband makes it convenient to fit all head sizes. The metal frame is sturdy and durable for long-term use. Furthermore, the SL Headmic 1 comes with a sleek soft case, which can also hold an optional bodypack transmitter. UPC: 615104260559
• SpeechLine Digital Wireless SL Rack Receiver DW-4-US The SpeechLine Digital Wireless SL Rack Receiver DW-4-US from Sennheiser is an easy-to-integrate wireless receiver for the SpeechLine Digital Wireless System. It features an OLED display for easy setup and operation and can be used when paired with a wireless transmitter and microphone (sold separately) for applications such as lectures, meetings, and more. With secure 256-bit AES encryption, the receiver has bi-directional communication, which allows all settings from the mobile transmitter to be adjusted from the receiver. In addition, the automatic frequency and interference management provides convenient and reliable operation, thanks to the easy-to-handle pairing process. Finally, via network integration all settings and statuses are accessible from AMX/Crestron media-control protocols and the dedicated Sennheiser Control Cockpit software. The antennas can be either back or front mounted. A power supply is also included. UPC: 615104243804
• BA 30 Rechargeable Battery Pack The BA 30 from Sennheiser is a rechargeable battery pack for the evolution wireless SK D1 or AVX Bodypack Transmitter (sold separately). It can be used to replace the two AA size batteries that power the transmitter-unit. The BA 30 uses a lithium-ion 3.7V rechargeable battery. UPC: 615104248731

• BA 30 Rechargeable Battery Pack

• Carry Pouch

• Limited 2-Year Warranty

• 3.5 mm Connection Cable

• MZC 2 Frequency Response Cap

• SL MZW 1 Windshield

• Soft Case

• Limited 2-Year Warranty

• Power Supply

• 2 x Antennas

• Limited 2-Year Warranty

• Limited 2-Year Warranty

Also Includes

• Rackmount Kit
• Limited 2-Year Warranty

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Technical parameters

• SpeechLine Digital Wireless SL Bodypack DW-4-US Wireless Transmitter

  Frequency Response	20 Hz to 20 kHz
  Dynamic Range	> 120 dBA
  Total Harmonic Distortion (THD)	Typical 0.1 %
  Sampling Rates	24-bit/48 kHz
  Signal-to-Noise Ratio	> 90 dBA
  Encryption	AES 256
  Frequency Range	USA: 1,920 to 1,930 MHz
  Modulation	GFSK with back channel
  Transmission Method	TDMA, space diversity
  Latency	19 ms
  Relative Humidity	Maximum 95%
  Temperature Range	Operation: 14 to 131°F (-10 to 55°C) Storage: -4 to 158°F (-20 to 70°C)

  RF Output Power	Adaptive, up to 250 mW (country-specific)
  Frequency Response	Output Mic: 50 Hz to 20 kHz Output Line: 20 Hz to 20 kHz
  Maximum Input Level	Mic: 2.2 V RMS Line: 3.3 V RMS
  Line Input Impedance	1 MOhms
  Input Sensitivity	Automatic sensitivity adjustment
  Power Supply	Accupack: BA 30 (Li-Ion, 3.7 V) Batteries: 2 x AA size battery (1.5 V) Charging Capacity: 2030 mAh
  Operating Time	Accupack: Typical 15 hours Batteries: Typical 11 hours
  Output Connector	1/8" (3.5 mm) locking mini-jack
  Dimensions	Not specified by manufacturer
  Weight	3.1 oz (88 g)

  Box Dimensions (LxWxH)	13.9 x 3.3 x 2.7"

• SpeechLine Digital Wireless SL Headmic 1 Headworn Microphone (Black)

  Frequency Response	20 Hz to 20 kHz ± 3 dB
  Polar Pattern	Omnidirectional
  Nominal Impedance	1 kOhms
  Minimal Terminating Impedance	4.7 kOhms
  Sensitivity	5 mV/Pa ± 3 dB
  Maximum SPL	143 dB
  Equivalent Noise Level	27 dBA
  Supply Current	Approximately 240 μA
  Power Supply	4.5 to 15 V
  Temperature Range	14 to 122°F (-10 to 50°C)
  Storage	-4 to 158°F (20 to 70°C
  Humidity (Relative)	Maximum 95%
  Cable Length	5.2' (1.6 m)
  Connector	1/8" (3.5 mm) locking mini-jack
  Boom Arm Diameter	0.04" (1.1 mm)
  Diameter of Mic Capsule	0.13" (3.3 mm)
  Weight	0.25 oz (7 g)

  Box Dimensions (LxWxH)	9.4 x 8.2 x 2.5"

• SpeechLine Digital Wireless SL Rack Receiver DW-4-US

  Frequency Response	20 Hz to 20 kHz
  Dynamic Range	> 120 dBA
  Total Harmonic Distortion (THD)	Typical 0.1 %
  Sampling Rates	24-bit/48 kHz
  Signal-to-Noise Ratio	> 90 dBA
  Encryption	AES 256
  Frequency Range	USA: 1,920 to 1,930 MHz
  Modulation	GFSK with back channel
  Transmission Method	TDMA, space diversity
  Latency	19 ms
  Relative Humidity	Maximum 95%
  Temperature Range	Operation: 14 to 131°F (-10 to 55°C) Storage: -4 to 158°F (-20 to 70°C)

  RF Sensitivity	< -90 dBm
  RF Output Power	Adaptive, up to 250 mW (country-specific)
  Audio Output Level	XLR Balanced: Maximum -18 dBu, typical -24 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 instrument/media
  Display	OLED
  Network Protocol	Media Control Protocol, TCP/IP IPv4 (DHCP, manual)/IPv6
  Power Supply	12 VDC
  Current Consumption	350 mA
  Output Connection	1 x 3-pin XLRM 2 x RCA
  Connections	Network: RJ 45 DC Socket for Power Supply: Hollow jack
  Dimensions	Not specified by manufacturer
  Weight	29 oz (828 g)

  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: -4 to 158°F (-20 to 70°C)
  Humidity (Relative)	95%
  Dimensions	Not specified by manufacturer
  Weight	Approx. 3.5 oz (100 g)

  Box Dimensions (LxWxH)	16.0 x 10.8 x 3.0"

• BA 30 Rechargeable Battery Pack

  Battery Type	Lithium-Ion
  Output Voltage	3.7 V
  Dimensions	Not specified by manufacturer
  Weight	Not specified by manufacturer

  Box Dimensions (LxWxH)	4.05 x 3.55 x 1.25"

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