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The Williams Sound Digi-Wave 400 Series Tour Guide System includes (1) DLT 400 transceiver, (11) DLR 400 RCH receivers, (1) MIC 144 headset microphone, (11) EAR 022 surround earphones, (1) CHG 412 PRO 12-bay charger in a carry case, and (1) CCS 061 GR grey silicone skin. The CCS 054 case measures 26.2″ L x 19.7″ W x 13.2″ H and weighs 23 lbs; the CCS 054 replaces the CCS 049.
The CHG 412 measures 9″L x 7″W x 1.5″H (23 cm L x 17.8 cm W x 3.8 cm H) and weighs 1.8 lbs (845 g). It has a black ABS plastic enclosure with metal base, a TFP 047 power supply input (90-240 VAC input, 1.5 A max), and a universal DC adapter (5 VDC – 6A output, center positive). Output is 5 VDC, 0.5 A per bay across 12 charging bays; charging takes approximately 5 hours, and capacity is 12 units. Compatible units are the DLT 400 transceiver and DLR 400 RCH receiver. Charge status indicators are on the DLT or DLR. Approvals: CE, FCC, WEEE, RoHS, CB. Warranty: 2-year; cables and power supply are covered for 90 days. Eight separate CHG 412s, each powered by their own TFP 047 power supply, can be connected to a 15-amp circuit.
Each DLR 400 RCH receiver measures 4.22″W x 2.60″H x 0.50″D (107.3 mm x 66 mm x 12.6 mm), weighs 3.3 oz (94 g) including battery, and is black. It has a 1800 mAH Lithium Polymer battery with smart charge built into the transceiver, up to 32 hrs per charge @ 1ch Rx, auto sleep after 5 minutes of no RF signal from compatible devices, and an approximate 5-hour charge time. System voltage: OLED 14VDC; RF 5VDC; Logic 3.3 VDC. Operating frequencies: 2.4 GHz (ISM band); 2402 – 2476 MHz FHSS. Audio frequency response (-3dB Level): Intercom Mode 100 – 7,200 Hz; Other Modes 100 – 11,500 Hz. SNR is 73 dB (A-weighted); THD is 0.1% (Default Volume, 1kHz). Headphone output: 3.5 mm TRRS headphone jack; 25 mW, R32 Ω. Line audio output: USB-C, adjustable level. Range is up to 900 ft (274 m), depending upon environmental conditions; modulation is FSK and RF sensitivity is -92 dBm. Security: 87-bit encryption (300 Series Compatible), 87+128 bit Encryption, Encryption PIN, and Lock for settings. Indicators: OLED; bi-color, changing green and red LED at top. Charging connectors: USB-C and two contacts for use with CHG 412. Compatible units: DLT 400, DLT 300 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-year against component failure and manufacturing defects; 6 months on internal battery.
This product is sold brand new. A manufacturer warranty applies only when the manufacturer provides one for this item.
Return requests must be submitted within 14 days of delivery and approved by our RMA department before the item is shipped back. Non-defective returns may be subject to a minimum 25% restocking fee and return shipping charges. Unauthorized returns are not eligible for credit or refund. Read the full return policy.
The DLT 400 measures 4.22″W x 2.60″H x 0.50″D (107.3 mm x 66 mm x 12.6 mm), weighs 3.3 oz (94 g) including battery, and is black/silver (front/back) with a black ABS plastic case. Its 1800 mAH Lithium Polymer battery has smart charge built into the transceiver and provides up to 16 hrs talk time per charge @ 1ch Tx and 1ch Rx. Auto sleep activates after 5 minutes of no RF signal from compatible devices; charge time is approximately 5 hours. 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): Intercom Mode 100 – 7,200 Hz; Other Modes 100 – 11,500 Hz. SNR is 73 dB (A-weighted, default Rx volume with mic input); THD is 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 and 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 is up to 900 ft (274 m), depending upon environmental conditions; modulation is FSK and RF output is 19 dBm Typical. Security: 87-bit encryption (300 Series Compatible), 87+128 bit Encryption, Encryption PIN, and Lock for settings. Side tone is -6 dB below volume, with tone variation (Off, Low and High settings available). Indicators: OLED; red LED around Talk button when enabled; bi-color, changing green and red LED at top. Charging connectors: USB-C and two contacts for use with CHG 412. Compatible receivers: 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 against component failure and manufacturing defects; 6 months on the internal battery.
The EAR 022 is an around-ear speaker with a 3.5mm mono plug, 39″ cord, 23 mm driver, 32Ω nominal impedance, 20 – 20kHz frequency response, 15g weight, and 30 mW maximum power input; sensitivity is 118 dB @ 1kHz. Warranty: 2 Years.
This product is sold brand new. A manufacturer warranty applies only when the manufacturer provides one for this item.
Return requests must be submitted within 14 days of delivery and approved by our RMA department before the item is shipped back. Non-defective returns may be subject to a minimum 25% restocking fee and return shipping charges. Unauthorized returns are not eligible for credit or refund. Read the full return policy.