Williams AV DWS TGS 23 400 RCH tour guide system

General Description

The Williams AV Digi-Wave DWS TGS 23 400 RCH is a complete portable one-way wireless tour guide system ideal for medium size groups of 23 or fewer members.

The system is supplied in a protective case that can be used to store and recharge the system between events. This package is suitable for a range of applications such as guided tours and staff meetings on the shop floor.

Digital encryption and frequency-hopping technologies provide both secure and clear communication between the tour guide and the tour group. As the system can be used licence-free on all continents it is ideal for international travel.

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Features

Complete portable tour guide system
Slim, lightweight, and simple to set up and use
Simplified menu system via large OLED screen
2.4 GHz licence-free operation
87-bit encryption and frequency-hopping technology
Programable mic button
Single four pole jack socket
USB-C charging ports
Protective transport case included

Delivery Includes

1 DLT 400 transceiver
23 DLR 400 RCH receivers
1 MIC 144 headset microphone
23 EAR 022 surround earphones
2 CHG 412 PRO chargers with cases
1 CCS 061 BK black silicone skin

Technical data

DLT 400 Digital Transceiver

Dimensions: 107.3 mm x 66 mm x 12.6 mm
Weight: 94 g including battery
Colour: 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 of no RF signal from compatible devices
Charge time: 5 hrs. approx.
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: 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 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-colour, 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: -10º to 45ºC

DLR 400 RCH

Dimensions: H x 107.3 mm W x 66 mm H x 12.6 mm
Weight: 94 g including battery
Colour: Black
Battery type: Lithium Polymer with smart charge built into transceiver; 1800 mAH
Battery life: Up to 32 hrs per charge @ 1ch Rx
Power Save: Auto Sleep Mode after 5 minutes of no RF signal from compatible devices
Charge time: 5 hrs. approx.
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: 73 dB (A-weighted)
THD: 0.1 % (Default Volume, 1kHz)
Headphone Output: 3.5 mm TRRS headphone jack; 25 mW, R32 Ω
Range: Up to 900 ft (274 m) (depending upon environmental conditions)
Modulation: FSK
RF Sensitivity: -92 dBm
Security: 87-bit encryption (300 Series Compatible), 87+128-bit Encryption, Encryption PIN, Lock for settings
Indicators: OLED
LEDs: Bi-colour, changing green and red LED at top
Charging Connectors: USB-C; Two contacts for use with CHG 412
Compatible Units: DLT 400, DLT 300 with some limitations
Operating Temperature Range: -10º to 45ºC

EAR 022

Style: Around-ear speaker
Plug: 3.5mm mono
Cord: 39"
Driver Size: 23 mm
Nominal Impedance: 32Ω
Freq. Response: 20 - 20kHz
Weight: 15g
Max Power Input: 30 mW
Sensitivity: 118 dB @ 1kHz