Description

52-Device Charging and Storage Solution
The TT038 charging dock is designed for the Retekess TT133 Smart Touchscreen Tour Guide System, supporting simultaneous storage and charging for 2 transmitters and 50 receivers. It meets the needs of large group tours, exhibitions, and events requiring efficient management of multiple devices.

All-in-One Charging and Storage Design
Combining charging, storage, and transportation in one compact case, the TT038 helps reduce cable clutter and improves equipment preparation and management efficiency.

Durable Protective Construction
Built with an aluminum alloy frame and a reinforced interior featuring metal panels, plastic components, and shock-absorbing padding, the TT038 helps protect devices during frequent transport and long-term use.

Portable Professional Equipment Management Solution
The suitcase-style design makes it easy to carry between locations, making it ideal for tour groups, museums, schools, conferences, exhibitions, and other professional applications.

Stable and Efficient Charging Performance
With DC 12V input, 5V output, and 50W power output, the TT038 delivers stable and reliable power for charging multiple devices simultaneously.

Note: Transmitters and receivers inside the charging case in the pictures are for demonstration only and are NOT included in the package. 

Spec

TT133 Touchscreen Transmitter
Dimensions 110 × 56 × 18mm
Weight Approx. 110g
ID Range 0–99
RF Frequency Range 2402–2480MHz
RF Output Power 20dBm
Frequency Stability 10ppm
Operating Temperature 0°C–45°C
Charging Voltage 5V
Signal-to-Noise Ratio (SNR) -95dB
Frequency Response 20Hz–20kHz
Channel Spacing 2MHz
Total Harmonic Distortion (THD) -75dB
Audio I/O Ports MIC input, AUX input, headphone output
Headphone Monitoring Supports simultaneous monitoring of MIC and AUX audio
Operating Current Screen off: <80mA; screen on: <120mA
Charging Current Max. 1.5A
Battery Life* Up to 20 hours (screen off)
Transmission Range* Up to 150m
Charging Time* Approx. 2 hours
Battery Built-in Li-ion battery, model 654050, 3.7V, 2000mAh / 7.4Wh, 33.3g
Extinguishing Agent for Battery Fire Water, foam
Bluetooth Version Bluetooth 5.4
TT133 Touchscreen Earhook Receiver
Dimensions 65 × 60 × 12mm
Weight Approx. 18g
ID Range 0–99
RF Frequency Range 2402–2480MHz
Frequency Stability 10ppm
Operating Temperature 0°C–45°C
Charging Voltage 5V
Signal-to-Noise Ratio (SNR) -95dB
Frequency Response 20Hz–20kHz
Operating Current 13mA
Sensitivity -94dBm
Charging Current 120mA
Battery Life* Up to 12 hours
Transmission Range* Up to 150m
Charging Time* Approx. 2.5 hours
Battery Built-in Li-ion battery, model 501430, 3.7V, 180mAh / 0.67Wh, 3.8g
Extinguishing Agent for Battery Fire Water, foam
15-Slot Charging Case
Dimensions 184 × 138 × 34mm
Weight 242g
Input Power DC 12V ⎓ 2A
Output Power 15W
Charging Slots 1 transmitter slot + 15 receiver slots
20-Slot Charging Case
Dimensions 248 × 153 × 81mm
Weight 838g
Input Power 12V ⎓ 3A
Output Power 20W
Charging Slots 1 transmitter slot + 20 receiver slots
Battery Built-in Li-ion battery, model 126090, 3.7V, 8000mAh / 29.6Wh, 103.6g
Extinguishing Agent for Battery Fire Water, foam
50-Slot Charging Case
Dimensions 460 × 290 × 145mm
Weight 3.32kg
Input Power 12V ⎓ 6A
Output Power 50W
Charging Slots 2 transmitter slots + 50 receiver slots
Dimensions 460 x 290 x 14 mm;
Weight 3.35 kg
Input Power DC 12V
Power Standard US Standard; 220V EU Standard
Power Supply Efficiency 90%
DC Output Voltage 5V
Output Voltage Tolerance 5%
Output Current Range Max. load 7.5A; power supply capacity 10A
Output Power 50W
Materials Aluminum alloy frame; internal components: sheet metal, plastic, and shock-absorbing foam
Assembly Method Riveted assembly

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