The 21-person Digi-Wave 400 interpretation system is designed for smooth multilingual communication at conferences and seminars. It supports one presenter and up to three interpreters, accommodating twenty-one listeners with secure, interference-free audio.
The rechargeable receivers and portable transceivers ensure all-day performance, while the included headset microphones and earphones deliver precise, high-fidelity sound, making this the ideal interpretation system for professional events.
$11,085.00
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The Digi-Wave 400 Series Rechargeable Interpretation System combines advanced digital clarity with ease of use for multilingual environments.
It includes three DLT 400 transceivers and twenty-one DLR 400 RCH receivers, offering a secure 2.4 GHz FHSS wireless connection that prevents interference. Each interpreter uses a MIC 144 headset microphone, while listeners enjoy immersive sound through EAR 022 earphones.
With dual CHG 412 PRO chargers, protective carry cases, and long-lasting batteries, this system delivers dependable communication for corporate, educational, and international events requiring real-time interpretation.
The 21-Person Digi-Wave 400 interpretation system provides high-quality, encrypted communication for multilingual meetings, conferences, and training sessions. Its fully portable, rechargeable setup makes it easy to transport and deploy in minutes. No base station required.
Included in this system:
Performance highlights:
Designed for reliability and flexibility, this interpretation system ensures clear communication across multiple languages, empowering teams to connect effortlessly at international summits, educational events, and large corporate gatherings.
| Carrying Case | |
| Interior Dimensions | 13.0” W × 18.0” L × 6.7” H (33 × 46 × 17 cm) |
| Exterior Dimensions | 15.7” W × 19.7” L × 7.2” H (40 × 50 × 18 cm) |
| 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) |
| CHG 412 | |
| Dimensions | 9″ L × 7″ W × 1.5″ H (23 × 17.8 × 3.8 cm) |
| Weight | 1.8 lbs (845 g) |
| Enclosure | Black ABS plastic with metal base |
| Power Supply Input | TFP 066, 90–240 VAC, 1.5 A max |
| Power Supply | Universal DC adapter, 5 VDC – 6 A, center positive |
| Output Rating | 5 VDC, 0.5 A per bay (12 charging bays) |
| Charging Time | ~5 hours |
| Unit Capacity | 12 units |
| Compatible Units | DLT 400 (Transceiver), DLR 400 RCH (Receiver) |
| Indicators | Charge status indicators on DLT or DLR |
| Approvals | CE, FCC, WEEE, RoHS, CB |
| Warranty | 2 years (power supply & cables: 90 days) |
| Eight CHG 412 units (each with its own TFP 066 power supply) can be connected to a single 15-amp circuit. | |
| DLR 400 RCH | |
| Dimensions | 4.22” W × 2.60” H × 0.50” D (107.3 × 66 × 12.6 mm) |
| Weight | 3.3 oz (94 g) including battery |
| Color | Black |
| Battery Type | Lithium Polymer with smart charge; 1800 mAh |
| Battery Life | Up to 32 hrs per charge @ 1-channel Rx |
| Power Save | Auto Sleep Mode after 5 minutes of no RF signal |
| Charge Time | Approx. 5 hours |
| System Voltages | OLED 14 VDC; RF 5 VDC; Logic 3.3 VDC |
| Operating Frequencies | 2.4 GHz ISM band (2402 – 2476 MHz, FHSS) |
| Audio Frequency Response (-3dB) | Intercom Mode: 100 – 7,200 Hz Other Modes: 100 – 11,500 Hz |
| SNR | 73 dB (A-weighted) |
| THD | 0.1% @ 1 kHz |
| Headphone Output | 3.5 mm TRRS headphone jack; 25 mW @ 32 Ω |
| Line Audio Output | USB-C, adjustable level |
| Range | Up to 900 ft (274 m) |
| Modulation | FSK |
| RF Sensitivity | -92 dBm |
| Security | 87-bit encryption (300 Series compatible) 87 + 128-bit encryption, PIN protection, lockable settings |
| Indicators | OLED display |
| LEDs | Bi-color LED (green/red) |
| Charging Connectors | USB-C; dual contacts for CHG 412 |
| Compatible Units | DLT 400, DLT 300 (with limitations) |
| Operating Temperature Range | 14º – 113ºF (-10º – 45ºC) |
| Approvals | FCC, Industry Canada, CE, RoHS 3, WEEE, RCM, ANATEL, KC, Giteki |
| Warranty | 2 years (1 year on internal battery) |
| DLT 400 | |
| Dimensions | 4.22” W × 2.60” H × 0.50” D (107.3 × 66 × 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; 1800 mAh |
| Battery Life | Up to 16 hrs talk time per charge |
| Power Save | Auto Sleep Mode after 5 minutes |
| Charge Time | Approx. 5 hours |
| Operating Frequencies | 2.4 GHz ISM band (2402 – 2476 MHz, FHSS) |
| Audio Frequency Response (-3dB) | Interpretation, Tour, Hearing Assist (≤4 mics): 100 – 11,500 Hz Other Modes: 100 – 7,200 Hz |
| SNR | 73 dB (A-weighted) |
| THD | 0.1% @ 1 kHz |
| Microphone Input | Internal mic + 3.5 mm electret mic input (63 dB gain range) |
| Line Input | USB-C, adjustable level |
| Headphone Output | 3.5 mm TRRS headphone jack; 25 mW @ 32 Ω |
| RF Output | 19 dBm max |
| Range | Up to 900 ft (274 m) |
| Security | 87-bit encryption (300 Series compatible) 87 + 128-bit encryption, PIN protection |
| Indicators | OLED display |
| LEDs | Red LED around Talk button; bi-color status LED |
| Charging Connectors | USB-C; dual contacts for CHG 412 |
| Compatible Receivers | DLR 400 RCH, DLR 400 ALK, DLT 300*, DLR 360* |
| Operating Temperature Range | 14º – 113ºF (-10º – 45ºC) |
| Approvals | FCC, Industry Canada, CE, RoHS 3, WEEE, RCM, ANATEL, KC, Giteki |
| Warranty | 2 years (1 year on internal battery) |
| EAR 022 | |
| Style | Around-ear speaker |
| Plug | 3.5 mm mono |
| Cord | 39″ |
| Driver Size | 23 mm |
| Nominal Impedance | 32 Ω |
| Frequency Response | 20 – 20 kHz |
| Weight | 15 g |
| Max Power Input | 30 mW |
| Sensitivity | 118 dB @ 1 kHz |
| Warranty | |
| 2 Years | |
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The Digi-Wave 400 interpretation system is built for multilingual communication in events such as conferences, seminars, and corporate meetings. It allows interpreters to deliver real-time translation to up to 21 listeners wirelessly.
This system supports up to three interpreters plus one presenter, allowing multiple languages to be broadcast simultaneously without interference.
Each DLR 400 RCH receiver offers up to 32 hours of runtime per charge, while transceivers provide around 16 hours. This ensures consistent, all-day communication during events.
Rechargeable receivers remove the need for disposable batteries, lowering maintenance and long-term costs while keeping every device fully powered and ready for reuse at frequent multilingual events.
The Digi-Wave 400 delivers stable, interference-free digital communication up to 900 feet (274 meters), maintaining clear audio quality across large venues, multi-room setups, and conference environments.
Yes. Additional DLR 400 RCH receivers can be paired easily with existing transceivers to accommodate more listeners.
The set includes transceivers, rechargeable receivers, headset microphones, earphones, multi-bay chargers, silicone covers, and a protective carry case: everything needed for a professional multilingual setup.
At ABBN, we believe in delivering value. Enjoy significant savings as you explore our range of interpreting products, where discounts allow you to optimize your investment.