• EAR 022:
  •Style: Around-ear speaker
  •Plug: 3.5mm mono
  •Cord: 39"
  •Driver Size: 23 mm
  •Nominal Impedance: 32 OHMS
  •Freq. Response: 20 - 20kHz
  •Weight: 15g
  •Max Power Input: 30 mW
  •Sensitivity: 118 dB at 1kHz
• CCS 056 26:
  •Interior Dimensions: 13.0” W x 18.0” L x 6.7”H (33 cm W x 46 cm L x 17 cm H)
  •Exterior Dimensions: 15.7” W x 19.7” L x 7.2” H (40 cm W x 50 cm L x 18 cm H)
  •Lid Inner Depth: 1.5” (4 cm)
  •Bottom Inner Depth: 5.2” (13 cm)
  •Approx. weight (empty): 6.6 lbs (3 kg)
  •Material: Copolymer
  •Minimum Temperature: -40ºF (-40ºC)
  •Maximum Temperature: 160ºF (71.1ºC)
• DLR 400 ALK:
  •Dimensions: 2.36" W x 3.54" H x 0.63" D (60 mm x 90 mm x 16 mm)
  •Weight: 1.7 oz. (47 g) without batteries.
  •Frequency Band: 2.4 GHz (ISM band)
  •Modulation: FSK
  •Case Material: Black ABS Plastic
  •Battery Type: 2 x AAA Alkaline Batteries
  •Battery Life: Alkaline Disposable (BAT 010-2): Up to 30 hrs
  •Power Save: Auto Sleep Mode after 5 minutes of no RF signal from compatible devices
  •Audio Frequency Response: (-3dB level): Intercom Mode: 100 – 7,300 Hz Interpretation and other modes: 100-11,200 Hz
  •SNR: 74 dB (A-weighted)
  •THD: 0.1% (typical)
  •Antenna: Internal
  •Range: Up to 900 ft (274 m) (depending upon environmental conditions)
  •Headphone Audio Output: 3.5 mm TRRS jack with mono output for headphones, earphones, or neckloop 27 mW maximum @32 ohms
  •Display: LCD shows status: Battery Level, RSSI, Group/Channel #
  •Temp. Range: 14° – 113°F (-10° to 45°C)
  •Compatible Units: DLT 400, DLT 300
  •Approvals: FCC, Industry Canada, RoHS 3, CE, WEEE, RCM, ANATEL, KC, Giteki
  •Warranty: 2-year warranty against component failure and manufacturing defects
• DLT 400:
  •Dimensions: 4.22"W x 2.60"H x 0.50"D (107.3 mm x 66 mm x 12.6 mm)
  •Weight: 3.3 oz (94 g) including battery
  •Color: Black/Silver (Front/Back)
  •Case Material: Black ABS plastic
  •Battery type: Lithium Polymer with smart charge built into transceiver; 1800 mAH
  •Battery life: Up to 16 hrs talk time per charge@ 1ch Tx and 1ch Rx
  •Power Save: Auto Sleep Mode after 5 minutes if no RF signal from compatible devices (Power can be turned off in Advanced Settings if desired)
  •Charge time: 5 hrs. approx.
  •System Voltages: OLED 14VDC; RF 5VDC; Logic 3.3 VDC
  •Operating frequencies: 2.4 GHz (ISM band); 2402 – 2476 MHz FHSS
  •Audio Frequency response (-3dB Level): Interpretation, Tour, Hearing Asst (=4 mics): 100 – 11,500 Hz; Other Modes: 100 – 7,200 Hz
  •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, Adjustable level
  •Headphone Output: 3.5 mm TRRS headphone jack; 25 mW, R 32 ohms
  •Audio Output: Headphone: Max SSPL 90 111.8dB (EAR 013), 116.8dB (EAR 041) Line: USB-C, Adjustable level
  •Range: Up to 900 ft (274 m) (depending upon environmental conditions)
  •Modulation: FSK
  •RF Output: 19 dBm Max
  •Security: 87-bit encryption (300 Series Compatible), 87+128 bit Encryption, Encryption 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 with some limitations and DLR 360 with some limitations
  •Operating Temperature Range: 14º to 113ºF (-10º to 45ºC)
  •Approvals: FCC, Industry Canada, CE, RoHS 3, WEEE, RCM, ANATEL, KC, Giteki
  •Warranty: 2-years warranty against component failure and manufacturing defects. 1 year on the internal battery