Williams Sound DWS COM 4 400 Digi-Wave 400 Wireless Intercom System for Up to 4 Participants; Includes: (4) DLT 400 Transceivers,

Williams AV DWS COM 4 400 Digi-Wave 400 Wireless Intercom System for Up to 4 Participants; Includes: (4) DLT 400 Transceivers, (4) MIC 144 Headset Microphones, (1) CCS 029 DW System Carry Case

• Includes: (4) DLT 400 Transceivers, (4) MIC 144 Headset Microphones, (1) CCS 029 DW System Carry Case, (1) CCS 061 GR Grey Silicone Skin and (3) CCS 061 BK Black Silicone Skins

• Operating frequencies: 2.4 GHz (ISM band); 2402 – 2476 MHz FHSS
• Audio Frequency response (-3dB Level): Intercom Mode: 100 - 7200Hz/Other Modes: 100 - 1,500Hz
• SNR: 73 dB (A-weighted, default Rx volume with mic input )
• THD: 0.1 % (Default Volume, 1kHz)
• Microphone input: Internal microphone (disabled when MIC jack engaged) and 3.5 mm phone jack (sleeve) with electret microphone bias, adjustable gain with 63dB range.
• Line Input: USB-C
• Headphone Output: 3.5 mm TRRS headphone jack; 25 mW, R 32 ohms
• Audio Output: Max SSPL 90 111.8dB (EAR 013), 116.8dB (EAR 041)
• Range: Up to 900 ft (274 m) (depending upon environmental conditions)
• Modulation: FSK
• RF Output: 19 dBm Typical
• Security: 87 bit encryption (300 Series Compatiable), 87+128 bit Encryption, Encrpytion PIN, Lock for settings
• Side tone: -6 dB below volume, tone variation (Off, Low and High settings available)
• Indicators: OLED
• LEDs: Red LED around Talk button when enabled; Bi-color, changing green and red LED at top
• Charging Connectors: USB-C; Two contacts for use with CHG 412
• Compatible Receiver: DLR 400 RCH, DLR 400 ALK, DLT 300 and DLR 360
• Battery life: Up to 16 hrs talk time
• Power Save: Auto Sleep Mode after 5 minutes of no RF signal from compatible devices
• Charge time: 5 hrs. approx.
• Dimensions: 4.22" x 2.60" x 0.50"
• Weight: 3.3 oz