Sennheiser SpeechLine Digital Wireless Microphone exclusively for Speech
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  • Sennheiser SpeechLine Digital Wireless
    Product code: SPEECHLINEDW
    Discontinued
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The world's first digital wireless microphone exclusively for speech. No audio know-how is required – it's already built in.
EXPERIENCE SIMPLICITY
The best microphone is the one you don't have to think about...

Sennheiser SpeechLine Digital Wireless

 

EASIEST SET-UP
Automatic Frequency Management performs an on-site real time scan on startup to find free frequencies. No need for manual fine tuning

Sennheiser SpeechLine Digital Wireless

 

EASIEST OPERATION
Automatically adjusts volume levels to ensure superior audio clarity. Automatic Audio level management adjusts gain levels and sensitivity to always ensure the best signal-to-noise ratio.

Sennheiser SpeechLine Digital Wireless

 

EASIEST SYSTEM MANAGEMENT
Software based status monitoring and maintenance. Easy monitoring and operation via the sennheiser control cockpit software.

Sennheiser SpeechLine Digital Wireless

 

Trust Reliability
A professional solution for speech and lecture, that will perform with greatest reliability.

Sennheiser SpeechLine Digital Wireless

 

AUTOMATIC INTERFERENCE MANAGEMENT
During operation, Automatic interface management changes seamlessly to a free channel in case of frequency disturbances.

Sennheiser SpeechLine Digital Wireless

 

OPTIMUM SPEECH INTELLIGIBILITY
Concise sound quality: Preconfigured sound profiles and customizable settings for dedicated venues or special purposes.

Sennheiser SpeechLine Digital Wireless

 

CONVENIENT RECHARGING
Powerful Li-Ion technology: Outstanding battery life up to 15 h.
Speechline digital wireless comes with USB rechargeable batteries and state-of-the-art power management with runtime prediction

Sennheiser SpeechLine Digital Wireless

 

Invest Future-Proof
Advanced 256-Bit AES Encryption
Secure wireless transmission, approved by legislative encryption.
Keep it confidential: A unique encryption key will be individually generated whenever a microphone is connected to the receiver.

Licence Free
License-free operation, no registration required. No licence fees and free operation within the 1.9 GHz range. plus this frequency band is far less busy than other frequency ranges.

Future Proof 1.9 GHZ
A smart investment in a future-proof frequency range. The 1.9GHz frequency band is not affected by legislative changes ("digital dividend")

 

Control Cockpit Features
• Clear overview of devices and their locations
• Dashboard overview of all SpeechLine DW devices in the network
• Easy control of multiple devices at the same time (bulk editing)
• Smart analytics and statistics for convenient operation

Specifications
System
AF frequency response 20 to 20,000 Hz
Dynamic range > 120 dB(A)
THD (1 kHz) typ. 0.1 %
Audio sampling 24 bit/48 kHz
Signal-to-noise ratio > 90 dB(A)
Encryption AES 256
RF frequency ranges EU: 1,880 to 1,900 MHz
USA: 1,920 to 1,930 MHz
Brazil: 1,910 to 1,920 MHz
Taiwan: 1,880 to 1,895 MHz
Japan: 1,893 to 1,906 MHz
Modulation GFSK with back channel
Transmission method TDMA, space diversity
Latency 19 ms
Relative air humidity max. 95 %
Temperature range* Operation: -10 °C to 55 °C (14 °F to 131 °F)
Storage: -20 °C to 70 °C (-4 °F to 158 °F)
SL Rack Receiver DW
RF sensitivity < -90 dBm
RF output power back channel adaptive, up to 250 mW (country-specific)
Digital gain adjustable in steps of 6 dB Mic/line level switch: -24 dB/0 dB
XLR, balanced: max. +18 dBu
RCA, unbalanced: max. +6 dBu
Audio effects Low cut: -3 dB at 120 Hz
Equalizer: 7-band graphic equalizer with sound presets
Automatic gain control AGC: compression / expansion with automatic make-up gain function
Display OLED
Network protocol  Media Control Protocol, TCP/IP IPv4 (DHCP, manual) / IPv6
Power supply 12 V DC
Current consumption 350 mA
AF connection sockets XLR/2 x RCA
Antenna sockets 2 x reverse SMA
Network sockets RJ-45
DC socket for power supply hollow jack
Weight approx. 828 g
SL Handheld DW
RF output power adaptive, up to 250 mW (country-specific)
AF frequency response 50 to 20,000 Hz
Input sensitivity automatic sensitivity adjustment
Power supply Accupack: BA 10 (Li-Ion, 3.7 V)
Batteries*: 2 x AA size battery (1.5 V)
Operating time Accupack: typ. 15 h
Batteries*: typ. 10 h
Display LCD
Mute switch available
Weight (w/o accupack) approx. 262 g incl. microphone head
SL Bodypack DW
RF output power adaptive, up to 250 mW (country-specific)
AF frequency response Mic: 50 to 20,000 Hz
Line: 20 to 20,000 Hz
Max. input level Mic: 2.2 V RMS
Line: 3.3 V RMS
Line input impedance 1 MΩ
Input sensitivity automatic sensitivity adjustment
Power supply Accupack: BA 30 (Li-Ion, 3.7 V)
Batteries*: 2 x AA size battery (1.5 V)
Accupack: typ. 15 h
Batteries*: typ. 11 h
Weight (w/o accupack) approx. 88 g
 

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mf-03/03/2016