The SL Boundary Set DW includes the wireless boundary microphone SL Boundary 114-S DW, the SL Rack Receiver DW and everything needed for usage and installation. The SL Boundary 114-S DW is optimized for speech transmission in conference rooms. Being independent from any cables, the SL Boundary 114-S DW offers highly flexible application possibilities for users. The SL Boundary SET DW features inductive charging, the SL Boundary 114-S DW can either be charged wirelessly or via USB. The wireless power transmitter CHG 2W for two mobile devices is available separately. The SL Boundary 114-S DW provides clear battery life indication via dedicated battery status LEDs. The set comes with rechargeable accupack with up to 12 hours of operating time. All devices can be monitored and controlled remotely with the Sennheiser Control Cockpit.

Specifications  

Product Type	Digital Wireless Boundary Microphone Set
System	SpeechLine Digital Wireless
Included Microphone	SL Boundary 114-S DW
Included Receiver	SL Rack Receiver DW
Transducer Type	Condenser
Pickup Pattern	Cardioid / Half-Cardioid
Audio Frequency Response	40 Hz – 20 kHz
RF Frequency Range	1,880 – 1,900 MHz
Dynamic Range	<100 dB(A)
Signal-to-Noise Ratio	>90 dB(A)
Microphone Sensitivity	10 mV/Pa
THD	Typ. 0.1%
Audio Sampling	24-bit / 48 kHz
Transmission	Digital Wireless
RF Output Power	Adaptive, up to 250 mW
Battery	BA 40 Rechargeable Li-Ion
Battery Voltage	3.6 V
Battery Capacity	2.2 Ah
Operating Time	Typ. 13 hours
Charging	Wireless Inductive / USB
Audio Connection	Wireless
Microphone Control	Programmable / Mute
Remote Control	Sennheiser Control Cockpit
Microphone Dimensions	114 × 85.3 × 30.8 mm
Microphone Weight	Approx. 208 g without battery
Operating Temperature	10°C – 45°C