Retevis RT48 User Manual
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Retevis RT48 User Manual

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RT48
Wakie Talkie
We are grateful that you chose our two way radio.
We believe this Two Way Radio will provide dependable
and reliable communication to personal operating at peak
efficiency. The transceivers incorporate the latest in
advanced technology. As a result, We feel strongly that
you will be pleased with the quality and features of this
product!
Before using this Two way radio, please read
the manual which contains important operating
instructions for safe usage, RF Energy Awareness,
control information and operational instructions
for compliance with RF Energy Exposure limits
in applicablenational and international standards,
and also read the operational instructions for safe use.
Two Way Radio

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Summary of Contents for Retevis RT48

  • Page 1 We are grateful that you chose our two way radio. RT48 We believe this Two Way Radio will provide dependable and reliable communication to personal operating at peak Wakie Talkie efficiency. The transceivers incorporate the latest in advanced technology. As a result, We feel strongly that...

  • Page 2: Table Of Contents

    UNPACKING AND CHECKING EQUIPMENT We recommend that you open the packing box before use and Unpacking and Checking Equipment Supplied Accessories check carefully the main transceiver in the packing box and the Preparation supplied accessories. If any item missed or damaged during Use Li-ion Battery shipment, please contact the shipper or local dealer.

  • Page 3: Use Li-Ion Battery

    Notice: 1. Use Li-ion Battery ·Charge the battery before use. ·Do not charge the battery for a long time! ·To prevent battery pack from discharging, please remove the If battery is not fully charged within schedule time, stop battery from transceiver or device when it is not in use, and then charging.

  • Page 4: Install/Remove Battery Pack

    4. Install/Remove Battery Pack Note: · Do not short circuit battery pack terminals or throw battery pack into fire. 6. Install/Remove Belt Clip · Do not try to remove the battery pack shell. If necessary, install the supplied · Do not install battery pack under dangerous conditions, screws into the belt clip at the back otherwise spark will cause explosion.
  • Page 5 Antenna Channel knob Power/Volume switch Status Indicator light Spea ker (Out put sound) Microphone SP/MIC/ (Input sound) Program Jack S K1 (SP/MIC) S K2 Battety Pack for Charging the Radio...

  • Page 6: State Of Indicator Light

    1. State of Indicator light Squelch: In order to solve the problem of the call quality and noise of the walkie-talkie, the squelch circuit or the squelch When Transmitting, red light is on .When receiving ,green function is designed. light is on. Scan: Detect the working status of channel 1 to channel 16 which is defined as scannable channel (programming 2.

  • Page 7: Time-Out Timer(Tot)

    7. Time-out Timer(TOT) 9. Non-standard CTCSS self programming The purpose of TOT is preventing radio using the channel too long Non-standard CTCSS can be self programmed by software time, meanwhile avoiding radio long time transmit to cause broken, a. First, setting up non-standard CTCSS QT signaling on If continuous transmitting exceeds limited time(by software setting the channel of the radio , it can be from 67.0 CTCSS to 254.1 up),The radio stop transmitting and warning sound.

  • Page 8: Battery Save Mode

    14. Wide/Narrow Bandwidth Selection 11. Battery Save Mode The default bandwidth is “Wide”,users can choose Wide To set “Battery Save Mode”, please use programmable band(25KHz) or Narrow band(12.50KHz) at present working software to set the selection. channel. Note: a. Blank means the transceiver is not in battery save mode.

  • Page 9: Frequency Read/Write Encryption

    CTCSS (50) Note: If VOX function is on and the gain is at a high level, and the 67.0 69.3 71.9 74.4 77.0 79.7 82.5 85.4 88.5 91.5 activities is also high, then if connect speaker/microphone to the 94.8 97.4 100.0 103.5 107.2...
  • Page 10 DCS (105*2) D023I D025I D026I D031I D032I D036I D043I D047I D051I D053I Frequency Range FRS /PMR D054I D065I D071I D072I D073I D074I D114I D115I D116I D122I Channel Number D131I D143I D145I D125I D132I D134I D152I D155I D156I D162I D172I D165I D174I D205I D212I...
  • Page 11 Your Retevis subject to the condition that this device does not cause harmful two-way radio has a RF Exposure Product Label. Also, your Retevis interference. (Licensed radios are applicable); user manual, or separate safety booklet includes information and This device complies with part 15 of the FCC Rules.
  • Page 12 Canada’s licence-exempt RSS(s). Operation is subject to the following CE Requirements: two conditions: • (Simple EU declaration of conformity) Shenzhen Retevis Technology (1) This device may not cause interference. Co., Ltd. declares that the radio equipment type is in compliance...
  • Page 13 • When operating in front of the face, worn on the body, always place requirements. the radio in a Retevis approved clip, holder, holster, case, or body • Occupational/Controlled Radio, this radio is designed for and class- harness for this product. Using approved body-worn accessories is ified as “Occupational/Controlled Use Only”, meaning it must be...

  • Page 14: Warnings

    Phone Mode Protect your hearing: • When placing or receiving a phone call, hold your radio product as • Use the lowest volume necessary to do your job. you would a wireless telephone. Speak directly into the microphone. • Turn up the volume only if you are in noisy surroundings. •...
  • Page 15 Retevis accessories supplied or designated for the product. Use of other accessories may not ensure WARNING compliance with the RF exposure guidelines and may violate regulations. • For a list of Retevis-approved accessories for your radio model, visit the following website: http://www.Retevis.com...
  • Page 16 Address: 7/F，Zhonghaixin Science&Technology Park， EU Importer No.12 Ganli 6th Road， Buji Street，Longgang District, Shenzhen，China Name :Germany Retevis Technology GmbH Web:www.retevis.com E-mail:kam@retevis.com Facebook：facebook.com/retevis Address： Address:Uetzenacker 29,38176 wendeburg MADE IN CHINA...

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