D&B Audiotechnik Z1615.100 4S Weather-Resistant 4-Inch Passive Loudspeaker
The 4S is a lightweight 2-way passive loudspeaker that combines a neodymium LF driver and a coaxially mounted wide dispersion dome tweeter. It features a 4” driver in a highly compact sealed enclosure, offering a symmetrical dispersion pattern in both horizontal and vertical planes. You can mount the cabinet in any attitude. The 4S can be used stand-alone or paired with different subwoofers from the xS-Series. The enclosure is injection moulded with an impact and weather resistant (IP34 rating) black or white paint finish. The front of the loudspeaker cabinet is protected by a rigid metal grill backed by an acoustically transparent foam. Two M8 threaded inserts are incorporated into the rear panel. The loudspeaker cabinet and most accessories are also available with the Special Colour (SC) option in all RAL colours.
Sea water resistant (SWR): Ideal for outdoor use, especially in wet and acid or salty environments. WR cabinets come with a recessed connector panel including a Faston type connector (2 x 6.3 mm, female). A cover plate that accepts single or dual PG cable glands (Type PG13.5 for cable diameters from 6 - 12 mm) is included.
Features:
- • Compact and lightweight design for easy installation and portability
- • Symmetrical 100° conical dispersion for wide coverage
- • High sound pressure level of 115 dB for powerful audio
Specifications:
- System data:
- Frequency response (-5 dB standard): 130 Hz - 20 kHz
- Frequency response (-5 dB INFRA mode): 180 Hz - 20 kHz
- Max. sound pressure:
- with 10D: 114 dB
- with D20/5D/30D: 115 dB
- with D40/D80/40D: 115 dB
- Cabinets per amplifier channel: 4
- Loudspeaker data:
- Configuration: Installation specific 2-way compact coaxial loudspeaker
- Nominal impedance: 16 Ω
- Power handling capacity (RMS/peak 10ms): 60/400 W
- Components:
- 4' driver with neodymium magnet
- 0.75' dome tweeter coaxially mounted
- passive crossover network
- Connections:
- Dimensions / Weight:
- Dimensions (H x W x D):
- 150 x 120 x 102 mm
- 5.9 x 4.7 x 4.0'
- Weight:

This D&B Audiotechnik Z1615.100 4S weather-resistant 4-inch passive loudspeaker is perfect for outdoor use. It's great for events like outdoor concerts or backyard parties. The lightweight design (only 1 kg or 2 lb) and compact size (150 x 120 x 102 mm) make it easy to install anywhere. With its symmetrical 100° conical dispersion, it can cover a wide area. The high sound pressure level of 115 dB ensures powerful audio. Whether you're a professional audio installer or just looking to enhance your outdoor audio experience, this speaker is a great choice.